Add m-esr52 at 52.6.0

1 files changed, 1998 insertions, 0 deletions

diff --git a/accessible/ipc/other/DocAccessibleChild.cpp b/accessible/ipc/other/DocAccessibleChild.cpp
new file mode 100644
index 0000000000..045b789394
--- /dev/null
+++ b/accessible/ipc/other/DocAccessibleChild.cpp
@@ -0,0 +1,1998 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "DocAccessibleChild.h"
+
+#include "Accessible-inl.h"
+#include "ProxyAccessible.h"
+#include "Relation.h"
+#include "HyperTextAccessible-inl.h"
+#include "TextLeafAccessible.h"
+#include "ImageAccessible.h"
+#include "TableAccessible.h"
+#include "TableCellAccessible.h"
+#include "nsIPersistentProperties2.h"
+#include "nsISimpleEnumerator.h"
+#include "nsAccUtils.h"
+#ifdef MOZ_ACCESSIBILITY_ATK
+#include "AccessibleWrap.h"
+#endif
+
+namespace mozilla {
+namespace a11y {
+
+Accessible*
+DocAccessibleChild::IdToAccessible(const uint64_t& aID) const
+{
+  if (!aID)
+    return mDoc;
+
+  if (!mDoc)
+    return nullptr;
+
+  return mDoc->GetAccessibleByUniqueID(reinterpret_cast<void*>(aID));
+}
+
+Accessible*
+DocAccessibleChild::IdToAccessibleLink(const uint64_t& aID) const
+{
+  Accessible* acc = IdToAccessible(aID);
+  return acc && acc->IsLink() ? acc : nullptr;
+}
+
+Accessible*
+DocAccessibleChild::IdToAccessibleSelect(const uint64_t& aID) const
+{
+  Accessible* acc = IdToAccessible(aID);
+  return acc && acc->IsSelect() ? acc : nullptr;
+}
+
+HyperTextAccessible*
+DocAccessibleChild::IdToHyperTextAccessible(const uint64_t& aID) const
+{
+  Accessible* acc = IdToAccessible(aID);
+  return acc && acc->IsHyperText() ? acc->AsHyperText() : nullptr;
+}
+
+TextLeafAccessible*
+DocAccessibleChild::IdToTextLeafAccessible(const uint64_t& aID) const
+{
+  Accessible* acc = IdToAccessible(aID);
+  return acc && acc->IsTextLeaf() ? acc->AsTextLeaf() : nullptr;
+}
+
+ImageAccessible*
+DocAccessibleChild::IdToImageAccessible(const uint64_t& aID) const
+{
+  Accessible* acc = IdToAccessible(aID);
+  return (acc && acc->IsImage()) ? acc->AsImage() : nullptr;
+}
+
+TableCellAccessible*
+DocAccessibleChild::IdToTableCellAccessible(const uint64_t& aID) const
+{
+  Accessible* acc = IdToAccessible(aID);
+  return (acc && acc->IsTableCell()) ? acc->AsTableCell() : nullptr;
+}
+
+TableAccessible*
+DocAccessibleChild::IdToTableAccessible(const uint64_t& aID) const
+{
+  Accessible* acc = IdToAccessible(aID);
+  return (acc && acc->IsTable()) ? acc->AsTable() : nullptr;
+}
+
+bool
+DocAccessibleChild::RecvState(const uint64_t& aID, uint64_t* aState)
+{
+  Accessible* acc = IdToAccessible(aID);
+  if (!acc) {
+    *aState = states::DEFUNCT;
+    return true;
+  }
+
+  *aState = acc->State();
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvNativeState(const uint64_t& aID, uint64_t* aState)
+{
+  Accessible* acc = IdToAccessible(aID);
+  if (!acc) {
+    *aState = states::DEFUNCT;
+    return true;
+  }
+
+  *aState = acc->NativeState();
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvName(const uint64_t& aID, nsString* aName)
+{
+  Accessible* acc = IdToAccessible(aID);
+  if (!acc)
+    return true;
+
+  acc->Name(*aName);
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvValue(const uint64_t& aID, nsString* aValue)
+{
+  Accessible* acc = IdToAccessible(aID);
+  if (!acc) {
+    return true;
+  }
+
+  acc->Value(*aValue);
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvHelp(const uint64_t& aID, nsString* aHelp)
+{
+  Accessible* acc = IdToAccessible(aID);
+  if (!acc) {
+    return true;
+  }
+
+  acc->Help(*aHelp);
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvDescription(const uint64_t& aID, nsString* aDesc)
+{
+  Accessible* acc = IdToAccessible(aID);
+  if (!acc)
+    return true;
+
+  acc->Description(*aDesc);
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvAttributes(const uint64_t& aID, nsTArray<Attribute>* aAttributes)
+{
+  Accessible* acc = IdToAccessible(aID);
+  if (!acc)
+    return true;
+
+  nsCOMPtr<nsIPersistentProperties> props = acc->Attributes();
+  return PersistentPropertiesToArray(props, aAttributes);
+}
+
+bool
+DocAccessibleChild::PersistentPropertiesToArray(nsIPersistentProperties* aProps,
+                                                nsTArray<Attribute>* aAttributes)
+{
+  if (!aProps) {
+    return true;
+  }
+  nsCOMPtr<nsISimpleEnumerator> propEnum;
+  nsresult rv = aProps->Enumerate(getter_AddRefs(propEnum));
+  NS_ENSURE_SUCCESS(rv, false);
+
+  bool hasMore;
+  while (NS_SUCCEEDED(propEnum->HasMoreElements(&hasMore)) && hasMore) {
+    nsCOMPtr<nsISupports> sup;
+    rv = propEnum->GetNext(getter_AddRefs(sup));
+    NS_ENSURE_SUCCESS(rv, false);
+
+    nsCOMPtr<nsIPropertyElement> propElem(do_QueryInterface(sup));
+    NS_ENSURE_TRUE(propElem, false);
+
+    nsAutoCString name;
+    rv = propElem->GetKey(name);
+    NS_ENSURE_SUCCESS(rv, false);
+
+    nsAutoString value;
+    rv = propElem->GetValue(value);
+    NS_ENSURE_SUCCESS(rv, false);
+
+    aAttributes->AppendElement(Attribute(name, value));
+    }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvRelationByType(const uint64_t& aID,
+                                       const uint32_t& aType,
+                                       nsTArray<uint64_t>* aTargets)
+{
+  Accessible* acc = IdToAccessible(aID);
+  if (!acc)
+    return true;
+
+  auto type = static_cast<RelationType>(aType);
+  Relation rel = acc->RelationByType(type);
+  while (Accessible* target = rel.Next())
+    aTargets->AppendElement(reinterpret_cast<uintptr_t>(target));
+
+  return true;
+}
+
+static void
+AddRelation(Accessible* aAcc, RelationType aType,
+            nsTArray<RelationTargets>* aTargets)
+{
+  Relation rel = aAcc->RelationByType(aType);
+  nsTArray<uint64_t> targets;
+  while (Accessible* target = rel.Next())
+    targets.AppendElement(reinterpret_cast<uintptr_t>(target));
+
+  if (!targets.IsEmpty()) {
+    RelationTargets* newRelation =
+      aTargets->AppendElement(RelationTargets(static_cast<uint32_t>(aType),
+                                              nsTArray<uint64_t>()));
+    newRelation->Targets().SwapElements(targets);
+  }
+}
+
+bool
+DocAccessibleChild::RecvRelations(const uint64_t& aID,
+                                  nsTArray<RelationTargets>* aRelations)
+{
+  Accessible* acc = IdToAccessible(aID);
+  if (!acc)
+    return true;
+
+#define RELATIONTYPE(gecko, s, a, m, i) AddRelation(acc, RelationType::gecko, aRelations);
+
+#include "RelationTypeMap.h"
+#undef RELATIONTYPE
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvIsSearchbox(const uint64_t& aID, bool* aRetVal)
+{
+  Accessible* acc = IdToAccessible(aID);
+  if (!acc)
+    return true;
+
+  *aRetVal = acc->IsSearchbox();
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvLandmarkRole(const uint64_t& aID, nsString* aLandmark)
+{
+  Accessible* acc = IdToAccessible(aID);
+  if (!acc) {
+    return true;
+  }
+
+  if (nsIAtom* roleAtom = acc->LandmarkRole()) {
+    roleAtom->ToString(*aLandmark);
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvARIARoleAtom(const uint64_t& aID, nsString* aRole)
+{
+  Accessible* acc = IdToAccessible(aID);
+  if (!acc) {
+    return true;
+  }
+
+  if (const nsRoleMapEntry* roleMap = acc->ARIARoleMap()) {
+    if (nsIAtom* roleAtom = *(roleMap->roleAtom)) {
+      roleAtom->ToString(*aRole);
+    }
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvGetLevelInternal(const uint64_t& aID, int32_t* aLevel)
+{
+  Accessible* acc = IdToAccessible(aID);
+  if (acc) {
+    *aLevel = acc->GetLevelInternal();
+  }
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvScrollTo(const uint64_t& aID,
+                                 const uint32_t& aScrollType)
+{
+  Accessible* acc = IdToAccessible(aID);
+  if (acc) {
+    nsCoreUtils::ScrollTo(acc->Document()->PresShell(), acc->GetContent(),
+                          aScrollType);
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvScrollToPoint(const uint64_t& aID, const uint32_t& aScrollType, const int32_t& aX, const int32_t& aY)
+{
+  Accessible* acc = IdToAccessible(aID);
+  if (acc) {
+    acc->ScrollToPoint(aScrollType, aX, aY);
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvCaretLineNumber(const uint64_t& aID, int32_t* aLineNumber)
+{
+  HyperTextAccessible* acc = IdToHyperTextAccessible(aID);
+  *aLineNumber = acc && acc->IsTextRole() ? acc->CaretLineNumber() : 0;
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvCaretOffset(const uint64_t& aID, int32_t* aOffset)
+{
+  HyperTextAccessible* acc = IdToHyperTextAccessible(aID);
+  *aOffset = acc && acc->IsTextRole() ? acc->CaretOffset() : 0;
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvSetCaretOffset(const uint64_t& aID,
+                                       const int32_t& aOffset)
+{
+  HyperTextAccessible* acc = IdToHyperTextAccessible(aID);
+  if (acc && acc->IsTextRole() && acc->IsValidOffset(aOffset)) {
+    acc->SetCaretOffset(aOffset);
+  }
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvCharacterCount(const uint64_t& aID, int32_t* aCount)
+{
+  HyperTextAccessible* acc = IdToHyperTextAccessible(aID);
+  *aCount = acc ? acc->CharacterCount() : 0;
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvSelectionCount(const uint64_t& aID, int32_t* aCount)
+{
+  HyperTextAccessible* acc = IdToHyperTextAccessible(aID);
+  *aCount = acc ? acc->SelectionCount() : 0;
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvTextSubstring(const uint64_t& aID,
+                                      const int32_t& aStartOffset,
+                                      const int32_t& aEndOffset,
+                                      nsString* aText, bool* aValid)
+{
+  HyperTextAccessible* acc = IdToHyperTextAccessible(aID);
+  if (!acc) {
+    return true;
+  }
+
+  *aValid = acc->IsValidRange(aStartOffset, aEndOffset);
+  acc->TextSubstring(aStartOffset, aEndOffset, *aText);
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvGetTextAfterOffset(const uint64_t& aID,
+                                           const int32_t& aOffset,
+                                           const int32_t& aBoundaryType,
+                                           nsString* aText,
+                                           int32_t* aStartOffset,
+                                           int32_t* aEndOffset)
+{
+  *aStartOffset = 0;
+  *aEndOffset = 0;
+  HyperTextAccessible* acc = IdToHyperTextAccessible(aID);
+  if (acc) {
+    acc->TextAfterOffset(aOffset, aBoundaryType,
+                         aStartOffset, aEndOffset, *aText);
+  }
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvGetTextAtOffset(const uint64_t& aID,
+                                        const int32_t& aOffset,
+                                        const int32_t& aBoundaryType,
+                                        nsString* aText,
+                                        int32_t* aStartOffset,
+                                        int32_t* aEndOffset)
+{
+  *aStartOffset = 0;
+  *aEndOffset = 0;
+  HyperTextAccessible* acc = IdToHyperTextAccessible(aID);
+  if (acc) {
+    acc->TextAtOffset(aOffset, aBoundaryType,
+                      aStartOffset, aEndOffset, *aText);
+  }
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvGetTextBeforeOffset(const uint64_t& aID,
+                                            const int32_t& aOffset,
+                                            const int32_t& aBoundaryType,
+                                            nsString* aText,
+                                            int32_t* aStartOffset,
+                                            int32_t* aEndOffset)
+{
+  *aStartOffset = 0;
+  *aEndOffset = 0;
+  HyperTextAccessible* acc = IdToHyperTextAccessible(aID);
+  if (acc) {
+    acc->TextBeforeOffset(aOffset, aBoundaryType,
+                          aStartOffset, aEndOffset, *aText);
+  }
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvCharAt(const uint64_t& aID,
+                               const int32_t& aOffset,
+                               uint16_t* aChar)
+{
+  HyperTextAccessible* acc = IdToHyperTextAccessible(aID);
+  *aChar = acc && acc->IsTextRole() ?
+    static_cast<uint16_t>(acc->CharAt(aOffset)) : 0;
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvTextAttributes(const uint64_t& aID,
+                                       const bool& aIncludeDefAttrs,
+                                       const int32_t& aOffset,
+                                       nsTArray<Attribute>* aAttributes,
+                                       int32_t* aStartOffset,
+                                       int32_t* aEndOffset)
+{
+  HyperTextAccessible* acc = IdToHyperTextAccessible(aID);
+  if (!acc || !acc->IsTextRole()) {
+    return true;
+  }
+
+  nsCOMPtr<nsIPersistentProperties> props =
+    acc->TextAttributes(aIncludeDefAttrs, aOffset, aStartOffset, aEndOffset);
+  return PersistentPropertiesToArray(props, aAttributes);
+}
+
+bool
+DocAccessibleChild::RecvDefaultTextAttributes(const uint64_t& aID,
+                                              nsTArray<Attribute> *aAttributes)
+{
+  HyperTextAccessible* acc = IdToHyperTextAccessible(aID);
+  if (!acc || !acc->IsTextRole()) {
+    return true;
+  }
+
+  nsCOMPtr<nsIPersistentProperties> props = acc->DefaultTextAttributes();
+  return PersistentPropertiesToArray(props, aAttributes);
+}
+
+bool
+DocAccessibleChild::RecvTextBounds(const uint64_t& aID,
+                                   const int32_t& aStartOffset,
+                                   const int32_t& aEndOffset,
+                                   const uint32_t& aCoordType,
+                                   nsIntRect* aRetVal)
+{
+  HyperTextAccessible* acc = IdToHyperTextAccessible(aID);
+  if (acc && acc->IsTextRole()) {
+    *aRetVal = acc->TextBounds(aStartOffset, aEndOffset, aCoordType);
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvCharBounds(const uint64_t& aID,
+                                   const int32_t& aOffset,
+                                   const uint32_t& aCoordType,
+                                   nsIntRect* aRetVal)
+{
+  HyperTextAccessible* acc = IdToHyperTextAccessible(aID);
+  if (acc && acc->IsTextRole()) {
+    *aRetVal = acc->CharBounds(aOffset, aCoordType);
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvOffsetAtPoint(const uint64_t& aID,
+                                      const int32_t& aX,
+                                      const int32_t& aY,
+                                      const uint32_t& aCoordType,
+                                      int32_t* aRetVal)
+{
+  *aRetVal = -1;
+  HyperTextAccessible* acc = IdToHyperTextAccessible(aID);
+  if (acc && acc->IsTextRole()) {
+    *aRetVal = acc->OffsetAtPoint(aX, aY, aCoordType);
+  }
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvSelectionBoundsAt(const uint64_t& aID,
+                                          const int32_t& aSelectionNum,
+                                          bool* aSucceeded,
+                                          nsString* aData,
+                                          int32_t* aStartOffset,
+                                          int32_t* aEndOffset)
+{
+  *aSucceeded = false;
+  *aStartOffset = 0;
+  *aEndOffset = 0;
+  HyperTextAccessible* acc = IdToHyperTextAccessible(aID);
+  if (acc && acc->IsTextRole()) {
+    *aSucceeded =
+      acc->SelectionBoundsAt(aSelectionNum, aStartOffset, aEndOffset);
+    if (*aSucceeded) {
+      acc->TextSubstring(*aStartOffset, *aEndOffset, *aData);
+    }
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvSetSelectionBoundsAt(const uint64_t& aID,
+                                             const int32_t& aSelectionNum,
+                                             const int32_t& aStartOffset,
+                                             const int32_t& aEndOffset,
+                                             bool* aSucceeded)
+{
+  *aSucceeded = false;
+  HyperTextAccessible* acc = IdToHyperTextAccessible(aID);
+  if (acc && acc->IsTextRole()) {
+    *aSucceeded =
+      acc->SetSelectionBoundsAt(aSelectionNum, aStartOffset, aEndOffset);
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvAddToSelection(const uint64_t& aID,
+                                       const int32_t& aStartOffset,
+                                       const int32_t& aEndOffset,
+                                       bool* aSucceeded)
+{
+  *aSucceeded = false;
+  HyperTextAccessible* acc = IdToHyperTextAccessible(aID);
+  if (acc && acc->IsTextRole()) {
+    *aSucceeded = acc->AddToSelection(aStartOffset, aEndOffset);
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvRemoveFromSelection(const uint64_t& aID,
+                                            const int32_t& aSelectionNum,
+                                            bool* aSucceeded)
+{
+  *aSucceeded = false;
+  HyperTextAccessible* acc = IdToHyperTextAccessible(aID);
+  if (acc && acc->IsTextRole()) {
+    *aSucceeded = acc->RemoveFromSelection(aSelectionNum);
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvScrollSubstringTo(const uint64_t& aID,
+                                          const int32_t& aStartOffset,
+                                          const int32_t& aEndOffset,
+                                          const uint32_t& aScrollType)
+{
+  HyperTextAccessible* acc = IdToHyperTextAccessible(aID);
+  if (acc) {
+    acc->ScrollSubstringTo(aStartOffset, aEndOffset, aScrollType);
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvScrollSubstringToPoint(const uint64_t& aID,
+                                               const int32_t& aStartOffset,
+                                               const int32_t& aEndOffset,
+                                               const uint32_t& aCoordinateType,
+                                               const int32_t& aX,
+                                               const int32_t& aY)
+{
+  HyperTextAccessible* acc = IdToHyperTextAccessible(aID);
+  if (acc) {
+    acc->ScrollSubstringToPoint(aStartOffset, aEndOffset, aCoordinateType,
+                                aX, aY);
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvText(const uint64_t& aID,
+                             nsString* aText)
+{
+  TextLeafAccessible* acc = IdToTextLeafAccessible(aID);
+  if (acc) {
+    *aText = acc->Text();
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvReplaceText(const uint64_t& aID,
+                                    const nsString& aText)
+{
+  HyperTextAccessible* acc = IdToHyperTextAccessible(aID);
+  if (acc && acc->IsTextRole()) {
+    acc->ReplaceText(aText);
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvInsertText(const uint64_t& aID,
+                                   const nsString& aText,
+                                   const int32_t& aPosition, bool* aValid)
+{
+  HyperTextAccessible* acc = IdToHyperTextAccessible(aID);
+  if (acc && acc->IsTextRole()) {
+    *aValid = acc->IsValidOffset(aPosition);
+    acc->InsertText(aText, aPosition);
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvCopyText(const uint64_t& aID,
+                                 const int32_t& aStartPos,
+                                 const int32_t& aEndPos, bool* aValid)
+{
+  HyperTextAccessible* acc = IdToHyperTextAccessible(aID);
+  if (acc && acc->IsTextRole()) {
+    acc->CopyText(aStartPos, aEndPos);
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvCutText(const uint64_t& aID,
+                                const int32_t& aStartPos,
+                                const int32_t& aEndPos, bool* aValid)
+{
+  HyperTextAccessible* acc = IdToHyperTextAccessible(aID);
+  if (acc && acc->IsTextRole()) {
+    *aValid = acc->IsValidRange(aStartPos, aEndPos);
+    acc->CutText(aStartPos, aEndPos);
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvDeleteText(const uint64_t& aID,
+                                   const int32_t& aStartPos,
+                                   const int32_t& aEndPos, bool* aValid)
+{
+  HyperTextAccessible* acc = IdToHyperTextAccessible(aID);
+  if (acc && acc->IsTextRole()) {
+    *aValid = acc->IsValidRange(aStartPos, aEndPos);
+    acc->DeleteText(aStartPos, aEndPos);
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvPasteText(const uint64_t& aID,
+                                  const int32_t& aPosition, bool* aValid)
+{
+  HyperTextAccessible* acc = IdToHyperTextAccessible(aID);
+  if (acc && acc->IsTextRole()) {
+    *aValid = acc->IsValidOffset(aPosition);
+    acc->PasteText(aPosition);
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvImagePosition(const uint64_t& aID,
+                                      const uint32_t& aCoordType,
+                                      nsIntPoint* aRetVal)
+{
+  ImageAccessible* acc = IdToImageAccessible(aID);
+  if (acc) {
+    *aRetVal = acc->Position(aCoordType);
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvImageSize(const uint64_t& aID,
+                                  nsIntSize* aRetVal)
+{
+
+  ImageAccessible* acc = IdToImageAccessible(aID);
+  if (acc) {
+    *aRetVal = acc->Size();
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvStartOffset(const uint64_t& aID,
+                                    uint32_t* aRetVal,
+                                    bool* aOk)
+{
+  Accessible* acc = IdToAccessibleLink(aID);
+  if (acc) {
+    *aRetVal = acc->StartOffset();
+    *aOk = true;
+  } else {
+    *aRetVal = 0;
+    *aOk = false;
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvEndOffset(const uint64_t& aID,
+                                  uint32_t* aRetVal,
+                                  bool* aOk)
+{
+  Accessible* acc = IdToAccessibleLink(aID);
+  if (acc) {
+    *aRetVal = acc->EndOffset();
+    *aOk = true;
+  } else {
+    *aRetVal = 0;
+    *aOk = false;
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvIsLinkValid(const uint64_t& aID,
+                                    bool* aRetVal)
+{
+  Accessible* acc = IdToAccessibleLink(aID);
+  if (acc) {
+    *aRetVal = acc->IsLinkValid();
+  } else {
+    *aRetVal = false;
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvAnchorCount(const uint64_t& aID,
+                                    uint32_t* aRetVal,
+                                    bool* aOk)
+{
+  Accessible* acc = IdToAccessibleLink(aID);
+  if (acc) {
+    *aRetVal = acc->AnchorCount();
+    *aOk = true;
+  } else {
+    *aRetVal = 0;
+    *aOk = false;
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvAnchorURIAt(const uint64_t& aID,
+                                    const uint32_t& aIndex,
+                                    nsCString* aURI,
+                                    bool* aOk)
+{
+  Accessible* acc = IdToAccessibleLink(aID);
+  *aOk = false;
+  if (acc) {
+    nsCOMPtr<nsIURI> uri = acc->AnchorURIAt(aIndex);
+    if (uri) {
+      uri->GetSpec(*aURI);
+      *aOk = true;
+    }
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvAnchorAt(const uint64_t& aID,
+                                 const uint32_t& aIndex,
+                                 uint64_t* aIDOfAnchor,
+                                 bool* aOk)
+{
+  *aIDOfAnchor = 0;
+  *aOk = false;
+  Accessible* acc = IdToAccessibleLink(aID);
+  if (acc) {
+    Accessible* anchor = acc->AnchorAt(aIndex);
+    if (anchor) {
+      *aIDOfAnchor = reinterpret_cast<uint64_t>(anchor->UniqueID());
+      *aOk = true;
+    }
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvLinkCount(const uint64_t& aID,
+                                  uint32_t* aCount)
+{
+  HyperTextAccessible* acc = IdToHyperTextAccessible(aID);
+  *aCount = acc ? acc->LinkCount() : 0;
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvLinkAt(const uint64_t& aID,
+                               const uint32_t& aIndex,
+                               uint64_t* aIDOfLink,
+                               bool* aOk)
+{
+  *aIDOfLink = 0;
+  *aOk = false;
+  HyperTextAccessible* acc = IdToHyperTextAccessible(aID);
+  if (acc) {
+    Accessible* link = acc->LinkAt(aIndex);
+    if (link) {
+      *aIDOfLink = reinterpret_cast<uint64_t>(link->UniqueID());
+      *aOk = true;
+    }
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvLinkIndexOf(const uint64_t& aID,
+                                    const uint64_t& aLinkID,
+                                    int32_t* aIndex)
+{
+  HyperTextAccessible* acc = IdToHyperTextAccessible(aID);
+  Accessible* link = IdToAccessible(aLinkID);
+  *aIndex = -1;
+  if (acc && link) {
+    *aIndex = acc->LinkIndexOf(link);
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvLinkIndexAtOffset(const uint64_t& aID,
+                                          const uint32_t& aOffset,
+                                          int32_t* aIndex)
+{
+  HyperTextAccessible* acc = IdToHyperTextAccessible(aID);
+  *aIndex = acc ? acc->LinkIndexAtOffset(aOffset) : -1;
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvTableOfACell(const uint64_t& aID,
+                                     uint64_t* aTableID,
+                                     bool* aOk)
+{
+  *aTableID = 0;
+  *aOk = false;
+  TableCellAccessible* acc = IdToTableCellAccessible(aID);
+  if (acc) {
+    TableAccessible* table = acc->Table();
+    if (table) {
+      *aTableID = reinterpret_cast<uint64_t>(table->AsAccessible()->UniqueID());
+      *aOk = true;
+    }
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvColIdx(const uint64_t& aID,
+                               uint32_t* aIndex)
+{
+  *aIndex = 0;
+  TableCellAccessible* acc = IdToTableCellAccessible(aID);
+  if (acc) {
+    *aIndex = acc->ColIdx();
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvRowIdx(const uint64_t& aID,
+                               uint32_t* aIndex)
+{
+  *aIndex = 0;
+  TableCellAccessible* acc = IdToTableCellAccessible(aID);
+  if (acc) {
+    *aIndex = acc->RowIdx();
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvGetPosition(const uint64_t& aID,
+                               uint32_t* aColIdx, uint32_t* aRowIdx)
+{
+  *aColIdx = 0;
+  *aRowIdx = 0;
+  TableCellAccessible* acc = IdToTableCellAccessible(aID);
+  if (acc) {
+    *aColIdx = acc->ColIdx();
+    *aRowIdx = acc->RowIdx();
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvGetColRowExtents(const uint64_t& aID,
+                                         uint32_t* aColIdx, uint32_t* aRowIdx,
+                                         uint32_t* aColExtent, uint32_t* aRowExtent)
+{
+  *aColIdx = 0;
+  *aRowIdx = 0;
+  *aColExtent = 0;
+  *aRowExtent = 0;
+  TableCellAccessible* acc = IdToTableCellAccessible(aID);
+  if (acc) {
+    *aColIdx = acc->ColIdx();
+    *aRowIdx = acc->RowIdx();
+    *aColExtent = acc->ColExtent();
+    *aRowExtent = acc->RowExtent();
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvColExtent(const uint64_t& aID,
+                                  uint32_t* aExtent)
+{
+  *aExtent = 0;
+  TableCellAccessible* acc = IdToTableCellAccessible(aID);
+  if (acc) {
+    *aExtent = acc->ColExtent();
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvRowExtent(const uint64_t& aID,
+                                  uint32_t* aExtent)
+{
+  *aExtent = 0;
+  TableCellAccessible* acc = IdToTableCellAccessible(aID);
+  if (acc) {
+    *aExtent = acc->RowExtent();
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvColHeaderCells(const uint64_t& aID,
+                                       nsTArray<uint64_t>* aCells)
+{
+  TableCellAccessible* acc = IdToTableCellAccessible(aID);
+  if (acc) {
+    AutoTArray<Accessible*, 10> headerCells;
+    acc->ColHeaderCells(&headerCells);
+    aCells->SetCapacity(headerCells.Length());
+    for (uint32_t i = 0; i < headerCells.Length(); ++i) {
+      aCells->AppendElement(
+        reinterpret_cast<uint64_t>(headerCells[i]->UniqueID()));
+    }
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvRowHeaderCells(const uint64_t& aID,
+                                       nsTArray<uint64_t>* aCells)
+{
+  TableCellAccessible* acc = IdToTableCellAccessible(aID);
+  if (acc) {
+    AutoTArray<Accessible*, 10> headerCells;
+    acc->RowHeaderCells(&headerCells);
+    aCells->SetCapacity(headerCells.Length());
+    for (uint32_t i = 0; i < headerCells.Length(); ++i) {
+      aCells->AppendElement(
+        reinterpret_cast<uint64_t>(headerCells[i]->UniqueID()));
+    }
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvIsCellSelected(const uint64_t& aID,
+                                       bool* aSelected)
+{
+  TableCellAccessible* acc = IdToTableCellAccessible(aID);
+  *aSelected = acc && acc->Selected();
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvTableCaption(const uint64_t& aID,
+                                     uint64_t* aCaptionID,
+                                     bool* aOk)
+{
+  *aCaptionID = 0;
+  *aOk = false;
+  TableAccessible* acc = IdToTableAccessible(aID);
+  if (acc) {
+    Accessible* caption = acc->Caption();
+    if (caption) {
+      *aCaptionID = reinterpret_cast<uint64_t>(caption->UniqueID());
+      *aOk = true;
+    }
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvTableSummary(const uint64_t& aID,
+                                     nsString* aSummary)
+{
+  TableAccessible* acc = IdToTableAccessible(aID);
+  if (acc) {
+    acc->Summary(*aSummary);
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvTableColumnCount(const uint64_t& aID,
+                                         uint32_t* aColCount)
+{
+  *aColCount = 0;
+  TableAccessible* acc = IdToTableAccessible(aID);
+  if (acc) {
+    *aColCount = acc->ColCount();
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvTableRowCount(const uint64_t& aID,
+                                      uint32_t* aRowCount)
+{
+  *aRowCount = 0;
+  TableAccessible* acc = IdToTableAccessible(aID);
+  if (acc) {
+    *aRowCount = acc->RowCount();
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvTableCellAt(const uint64_t& aID,
+                                    const uint32_t& aRow,
+                                    const uint32_t& aCol,
+                                    uint64_t* aCellID,
+                                    bool* aOk)
+{
+  *aCellID = 0;
+  *aOk = false;
+  TableAccessible* acc = IdToTableAccessible(aID);
+  if (acc) {
+    Accessible* cell = acc->CellAt(aRow, aCol);
+    if (cell) {
+      *aCellID = reinterpret_cast<uint64_t>(cell->UniqueID());
+      *aOk = true;
+    }
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvTableCellIndexAt(const uint64_t& aID,
+                                         const uint32_t& aRow,
+                                         const uint32_t& aCol,
+                                         int32_t* aIndex)
+{
+  *aIndex = -1;
+  TableAccessible* acc = IdToTableAccessible(aID);
+  if (acc) {
+    *aIndex = acc->CellIndexAt(aRow, aCol);
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvTableColumnIndexAt(const uint64_t& aID,
+                                           const uint32_t& aCellIndex,
+                                           int32_t* aCol)
+{
+  *aCol = -1;
+  TableAccessible* acc = IdToTableAccessible(aID);
+  if (acc) {
+    *aCol = acc->ColIndexAt(aCellIndex);
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvTableRowIndexAt(const uint64_t& aID,
+                                        const uint32_t& aCellIndex,
+                                        int32_t* aRow)
+{
+  *aRow = -1;
+  TableAccessible* acc = IdToTableAccessible(aID);
+  if (acc) {
+    *aRow = acc->RowIndexAt(aCellIndex);
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvTableRowAndColumnIndicesAt(const uint64_t& aID,
+                                                  const uint32_t& aCellIndex,
+                                                  int32_t* aRow,
+                                                  int32_t* aCol)
+{
+  *aRow = -1;
+  *aCol = -1;
+  TableAccessible* acc = IdToTableAccessible(aID);
+  if (acc) {
+    acc->RowAndColIndicesAt(aCellIndex, aRow, aCol);
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvTableColumnExtentAt(const uint64_t& aID,
+                                            const uint32_t& aRow,
+                                            const uint32_t& aCol,
+                                            uint32_t* aExtent)
+{
+  *aExtent = 0;
+  TableAccessible* acc = IdToTableAccessible(aID);
+  if (acc) {
+    *aExtent = acc->ColExtentAt(aRow, aCol);
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvTableRowExtentAt(const uint64_t& aID,
+                                         const uint32_t& aRow,
+                                         const uint32_t& aCol,
+                                         uint32_t* aExtent)
+{
+  *aExtent = 0;
+  TableAccessible* acc = IdToTableAccessible(aID);
+  if (acc) {
+    *aExtent = acc->RowExtentAt(aRow, aCol);
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvTableColumnDescription(const uint64_t& aID,
+                                               const uint32_t& aCol,
+                                               nsString* aDescription)
+{
+  TableAccessible* acc = IdToTableAccessible(aID);
+  if (acc) {
+    acc->ColDescription(aCol, *aDescription);
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvTableRowDescription(const uint64_t& aID,
+                                            const uint32_t& aRow,
+                                            nsString* aDescription)
+{
+  TableAccessible* acc = IdToTableAccessible(aID);
+  if (acc) {
+    acc->RowDescription(aRow, *aDescription);
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvTableColumnSelected(const uint64_t& aID,
+                                            const uint32_t& aCol,
+                                            bool* aSelected)
+{
+  *aSelected = false;
+  TableAccessible* acc = IdToTableAccessible(aID);
+  if (acc) {
+    *aSelected = acc->IsColSelected(aCol);
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvTableRowSelected(const uint64_t& aID,
+                                         const uint32_t& aRow,
+                                         bool* aSelected)
+{
+  *aSelected = false;
+  TableAccessible* acc = IdToTableAccessible(aID);
+  if (acc) {
+    *aSelected = acc->IsRowSelected(aRow);
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvTableCellSelected(const uint64_t& aID,
+                                          const uint32_t& aRow,
+                                          const uint32_t& aCol,
+                                          bool* aSelected)
+{
+  *aSelected = false;
+  TableAccessible* acc = IdToTableAccessible(aID);
+  if (acc) {
+    *aSelected = acc->IsCellSelected(aRow, aCol);
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvTableSelectedCellCount(const uint64_t& aID,
+                                               uint32_t* aSelectedCells)
+{
+  *aSelectedCells = 0;
+  TableAccessible* acc = IdToTableAccessible(aID);
+  if (acc) {
+    *aSelectedCells = acc->SelectedCellCount();
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvTableSelectedColumnCount(const uint64_t& aID,
+                                                 uint32_t* aSelectedColumns)
+{
+  *aSelectedColumns = 0;
+  TableAccessible* acc = IdToTableAccessible(aID);
+  if (acc) {
+    *aSelectedColumns = acc->SelectedColCount();
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvTableSelectedRowCount(const uint64_t& aID,
+                                              uint32_t* aSelectedRows)
+{
+  *aSelectedRows = 0;
+  TableAccessible* acc = IdToTableAccessible(aID);
+  if (acc) {
+    *aSelectedRows = acc->SelectedRowCount();
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvTableSelectedCells(const uint64_t& aID,
+                                           nsTArray<uint64_t>* aCellIDs)
+{
+  TableAccessible* acc = IdToTableAccessible(aID);
+  if (acc) {
+    AutoTArray<Accessible*, 30> cells;
+    acc->SelectedCells(&cells);
+    aCellIDs->SetCapacity(cells.Length());
+    for (uint32_t i = 0; i < cells.Length(); ++i) {
+      aCellIDs->AppendElement(
+        reinterpret_cast<uint64_t>(cells[i]->UniqueID()));
+    }
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvTableSelectedCellIndices(const uint64_t& aID,
+                                                 nsTArray<uint32_t>* aCellIndices)
+{
+  TableAccessible* acc = IdToTableAccessible(aID);
+  if (acc) {
+    acc->SelectedCellIndices(aCellIndices);
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvTableSelectedColumnIndices(const uint64_t& aID,
+                                                   nsTArray<uint32_t>* aColumnIndices)
+{
+  TableAccessible* acc = IdToTableAccessible(aID);
+  if (acc) {
+    acc->SelectedColIndices(aColumnIndices);
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvTableSelectedRowIndices(const uint64_t& aID,
+                                                nsTArray<uint32_t>* aRowIndices)
+{
+  TableAccessible* acc = IdToTableAccessible(aID);
+  if (acc) {
+    acc->SelectedRowIndices(aRowIndices);
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvTableSelectColumn(const uint64_t& aID,
+                                          const uint32_t& aCol)
+{
+  TableAccessible* acc = IdToTableAccessible(aID);
+  if (acc) {
+    acc->SelectCol(aCol);
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvTableSelectRow(const uint64_t& aID,
+                                       const uint32_t& aRow)
+{
+  TableAccessible* acc = IdToTableAccessible(aID);
+  if (acc) {
+    acc->SelectRow(aRow);
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvTableUnselectColumn(const uint64_t& aID,
+                                            const uint32_t& aCol)
+{
+  TableAccessible* acc = IdToTableAccessible(aID);
+  if (acc) {
+    acc->UnselectCol(aCol);
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvTableUnselectRow(const uint64_t& aID,
+                                         const uint32_t& aRow)
+{
+  TableAccessible* acc = IdToTableAccessible(aID);
+  if (acc) {
+    acc->UnselectRow(aRow);
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvTableIsProbablyForLayout(const uint64_t& aID,
+                                                 bool* aForLayout)
+{
+  *aForLayout = false;
+  TableAccessible* acc = IdToTableAccessible(aID);
+  if (acc) {
+    *aForLayout = acc->IsProbablyLayoutTable();
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvAtkTableColumnHeader(const uint64_t& aID,
+                                             const int32_t& aCol,
+                                             uint64_t* aHeader,
+                                             bool* aOk)
+{
+  *aHeader = 0;
+  *aOk = false;
+
+#ifdef MOZ_ACCESSIBILITY_ATK
+  TableAccessible* acc = IdToTableAccessible(aID);
+  if (acc) {
+    Accessible* header = AccessibleWrap::GetColumnHeader(acc, aCol);
+    if (header) {
+      *aHeader = reinterpret_cast<uint64_t>(header->UniqueID());
+      *aOk = true;
+    }
+  }
+#endif
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvAtkTableRowHeader(const uint64_t& aID,
+                                          const int32_t& aRow,
+                                          uint64_t* aHeader,
+                                          bool* aOk)
+{
+  *aHeader = 0;
+  *aOk = false;
+
+#ifdef MOZ_ACCESSIBILITY_ATK
+  TableAccessible* acc = IdToTableAccessible(aID);
+  if (acc) {
+    Accessible* header = AccessibleWrap::GetRowHeader(acc, aRow);
+    if (header) {
+      *aHeader = reinterpret_cast<uint64_t>(header->UniqueID());
+      *aOk = true;
+    }
+  }
+#endif
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvSelectedItems(const uint64_t& aID,
+                                      nsTArray<uint64_t>* aSelectedItemIDs)
+{
+  Accessible* acc = IdToAccessibleSelect(aID);
+  if (acc) {
+    AutoTArray<Accessible*, 10> selectedItems;
+    acc->SelectedItems(&selectedItems);
+    aSelectedItemIDs->SetCapacity(selectedItems.Length());
+    for (size_t i = 0; i < selectedItems.Length(); ++i) {
+      aSelectedItemIDs->AppendElement(
+        reinterpret_cast<uint64_t>(selectedItems[i]->UniqueID()));
+    }
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvSelectedItemCount(const uint64_t& aID,
+                                          uint32_t* aCount)
+{
+  *aCount = 0;
+  Accessible* acc = IdToAccessibleSelect(aID);
+  if (acc) {
+    *aCount = acc->SelectedItemCount();
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvGetSelectedItem(const uint64_t& aID,
+                                        const uint32_t& aIndex,
+                                        uint64_t* aSelected,
+                                        bool* aOk)
+{
+  *aSelected = 0;
+  *aOk = false;
+  Accessible* acc = IdToAccessibleSelect(aID);
+  if (acc) {
+    Accessible* item = acc->GetSelectedItem(aIndex);
+    if (item) {
+      *aSelected = reinterpret_cast<uint64_t>(item->UniqueID());
+      *aOk = true;
+    }
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvIsItemSelected(const uint64_t& aID,
+                                       const uint32_t& aIndex,
+                                       bool* aSelected)
+{
+  *aSelected = false;
+  Accessible* acc = IdToAccessibleSelect(aID);
+  if (acc) {
+    *aSelected = acc->IsItemSelected(aIndex);
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvAddItemToSelection(const uint64_t& aID,
+                                           const uint32_t& aIndex,
+                                           bool* aSuccess)
+{
+  *aSuccess = false;
+  Accessible* acc = IdToAccessibleSelect(aID);
+  if (acc) {
+    *aSuccess = acc->AddItemToSelection(aIndex);
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvRemoveItemFromSelection(const uint64_t& aID,
+                                                const uint32_t& aIndex,
+                                                bool* aSuccess)
+{
+  *aSuccess = false;
+  Accessible* acc = IdToAccessibleSelect(aID);
+  if (acc) {
+    *aSuccess = acc->RemoveItemFromSelection(aIndex);
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvSelectAll(const uint64_t& aID,
+                                  bool* aSuccess)
+{
+  *aSuccess = false;
+  Accessible* acc = IdToAccessibleSelect(aID);
+  if (acc) {
+    *aSuccess = acc->SelectAll();
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvUnselectAll(const uint64_t& aID,
+                                    bool* aSuccess)
+{
+  *aSuccess = false;
+  Accessible* acc = IdToAccessibleSelect(aID);
+  if (acc) {
+    *aSuccess = acc->UnselectAll();
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvTakeSelection(const uint64_t& aID)
+{
+  Accessible* acc = IdToAccessible(aID);
+  if (acc) {
+    acc->TakeSelection();
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvSetSelected(const uint64_t& aID, const bool& aSelect)
+{
+  Accessible* acc = IdToAccessible(aID);
+  if (acc) {
+    acc->SetSelected(aSelect);
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvDoAction(const uint64_t& aID,
+                                 const uint8_t& aIndex,
+                                 bool* aSuccess)
+{
+  *aSuccess = false;
+  Accessible* acc = IdToAccessible(aID);
+  if (acc) {
+    *aSuccess = acc->DoAction(aIndex);
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvActionCount(const uint64_t& aID,
+                                    uint8_t* aCount)
+{
+  *aCount = 0;
+  Accessible* acc = IdToAccessible(aID);
+  if (acc) {
+    *aCount = acc->ActionCount();
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvActionDescriptionAt(const uint64_t& aID,
+                                            const uint8_t& aIndex,
+                                            nsString* aDescription)
+{
+  Accessible* acc = IdToAccessible(aID);
+  if (acc) {
+    acc->ActionDescriptionAt(aIndex, *aDescription);
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvActionNameAt(const uint64_t& aID,
+                                     const uint8_t& aIndex,
+                                     nsString* aName)
+{
+  Accessible* acc = IdToAccessible(aID);
+  if (acc) {
+    acc->ActionNameAt(aIndex, *aName);
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvAccessKey(const uint64_t& aID,
+                                  uint32_t* aKey,
+                                  uint32_t* aModifierMask)
+{
+  *aKey = 0;
+  *aModifierMask = 0;
+  Accessible* acc = IdToAccessible(aID);
+  if (acc) {
+    KeyBinding kb = acc->AccessKey();
+    *aKey = kb.Key();
+    *aModifierMask = kb.ModifierMask();
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvKeyboardShortcut(const uint64_t& aID,
+                                         uint32_t* aKey,
+                                         uint32_t* aModifierMask)
+{
+  *aKey = 0;
+  *aModifierMask = 0;
+  Accessible* acc = IdToAccessible(aID);
+  if (acc) {
+    KeyBinding kb = acc->KeyboardShortcut();
+    *aKey = kb.Key();
+    *aModifierMask = kb.ModifierMask();
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvAtkKeyBinding(const uint64_t& aID,
+                                      nsString* aResult)
+{
+#ifdef MOZ_ACCESSIBILITY_ATK
+  Accessible* acc = IdToAccessible(aID);
+  if (acc) {
+    AccessibleWrap::GetKeyBinding(acc, *aResult);
+  }
+#endif
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvCurValue(const uint64_t& aID,
+                                 double* aValue)
+{
+  *aValue = UnspecifiedNaN<double>();
+  Accessible* acc = IdToAccessible(aID);
+  if (acc) {
+    *aValue = acc->CurValue();
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvSetCurValue(const uint64_t& aID,
+                                    const double& aValue,
+                                    bool* aRetVal)
+{
+  *aRetVal = false;
+  Accessible* acc = IdToAccessible(aID);
+  if (acc) {
+    *aRetVal = acc->SetCurValue(aValue);
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvMinValue(const uint64_t& aID,
+                                 double* aValue)
+{
+  *aValue = UnspecifiedNaN<double>();
+  Accessible* acc = IdToAccessible(aID);
+  if (acc) {
+    *aValue = acc->MinValue();
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvMaxValue(const uint64_t& aID,
+                                 double* aValue)
+{
+  *aValue = UnspecifiedNaN<double>();
+  Accessible* acc = IdToAccessible(aID);
+  if (acc) {
+    *aValue = acc->MaxValue();
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvStep(const uint64_t& aID,
+                             double* aStep)
+{
+  *aStep = UnspecifiedNaN<double>();
+  Accessible* acc = IdToAccessible(aID);
+  if (acc) {
+    *aStep = acc->Step();
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvTakeFocus(const uint64_t& aID)
+{
+  Accessible* acc = IdToAccessible(aID);
+  if (acc) {
+    acc->TakeFocus();
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvFocusedChild(const uint64_t& aID,
+                                       uint64_t* aChild,
+                                       bool* aOk)
+{
+  *aChild = 0;
+  *aOk = false;
+  Accessible* acc = IdToAccessible(aID);
+  if (acc) {
+    Accessible* child = acc->FocusedChild();
+    if (child) {
+      *aChild = reinterpret_cast<uint64_t>(child->UniqueID());
+      *aOk = true;
+    }
+  }
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvLanguage(const uint64_t& aID,
+                                 nsString* aLocale)
+{
+  Accessible* acc = IdToAccessible(aID);
+  if (acc) {
+    acc->Language(*aLocale);
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvDocType(const uint64_t& aID,
+                                nsString* aType)
+{
+  Accessible* acc = IdToAccessible(aID);
+  if (acc && acc->IsDoc()) {
+    acc->AsDoc()->DocType(*aType);
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvTitle(const uint64_t& aID,
+                            nsString* aTitle)
+{
+  Accessible* acc = IdToAccessible(aID);
+  if (acc) {
+    mozilla::ErrorResult rv;
+    acc->GetContent()->GetTextContent(*aTitle, rv);
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvURL(const uint64_t& aID,
+                            nsString* aURL)
+{
+  Accessible* acc = IdToAccessible(aID);
+  if (acc && acc->IsDoc()) {
+    acc->AsDoc()->URL(*aURL);
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvMimeType(const uint64_t& aID,
+                                 nsString* aMime)
+{
+  Accessible* acc = IdToAccessible(aID);
+  if (acc && acc->IsDoc()) {
+    acc->AsDoc()->MimeType(*aMime);
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvURLDocTypeMimeType(const uint64_t& aID,
+                                           nsString* aURL,
+                                           nsString* aDocType,
+                                           nsString* aMimeType)
+{
+  Accessible* acc = IdToAccessible(aID);
+  if (acc && acc->IsDoc()) {
+    DocAccessible* doc = acc->AsDoc();
+    doc->URL(*aURL);
+    doc->DocType(*aDocType);
+    doc->MimeType(*aMimeType);
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvAccessibleAtPoint(const uint64_t& aID,
+                                          const int32_t& aX,
+                                          const int32_t& aY,
+                                          const bool& aNeedsScreenCoords,
+                                          const uint32_t& aWhich,
+                                          uint64_t* aResult,
+                                          bool* aOk)
+{
+  *aResult = 0;
+  *aOk = false;
+  Accessible* acc = IdToAccessible(aID);
+  if (acc && !acc->IsDefunct() && !nsAccUtils::MustPrune(acc)) {
+    int32_t x = aX;
+    int32_t y = aY;
+    if (aNeedsScreenCoords) {
+      nsIntPoint winCoords =
+        nsCoreUtils::GetScreenCoordsForWindow(acc->GetNode());
+      x += winCoords.x;
+      y += winCoords.y;
+    }
+
+    Accessible* result =
+      acc->ChildAtPoint(x, y,
+                        static_cast<Accessible::EWhichChildAtPoint>(aWhich));
+    if (result) {
+      *aResult = reinterpret_cast<uint64_t>(result->UniqueID());
+      *aOk = true;
+    }
+  }
+
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvExtents(const uint64_t& aID,
+                                const bool& aNeedsScreenCoords,
+                                int32_t* aX,
+                                int32_t* aY,
+                                int32_t* aWidth,
+                                int32_t* aHeight)
+{
+  *aX = 0;
+  *aY = 0;
+  *aWidth = 0;
+  *aHeight = 0;
+  Accessible* acc = IdToAccessible(aID);
+  if (acc && !acc->IsDefunct()) {
+    nsIntRect screenRect = acc->Bounds();
+    if (!screenRect.IsEmpty()) {
+      if (aNeedsScreenCoords) {
+        nsIntPoint winCoords =
+          nsCoreUtils::GetScreenCoordsForWindow(acc->GetNode());
+        screenRect.x -= winCoords.x;
+        screenRect.y -= winCoords.y;
+      }
+
+      *aX = screenRect.x;
+      *aY = screenRect.y;
+      *aWidth = screenRect.width;
+      *aHeight = screenRect.height;
+    }
+  }
+  return true;
+}
+
+bool
+DocAccessibleChild::RecvDOMNodeID(const uint64_t& aID, nsString* aDOMNodeID)
+{
+  Accessible* acc = IdToAccessible(aID);
+  if (!acc) {
+    return true;
+  }
+
+  nsIContent* content = acc->GetContent();
+  if (!content) {
+    return true;
+  }
+
+  nsIAtom* id = content->GetID();
+  if (id) {
+    id->ToString(*aDOMNodeID);
+  }
+
+  return true;
+}
+
+}
+}