2 files changed, 27 insertions, 15 deletions
diff --git a/layout/style/nsCSSPseudoClasses.cpp b/layout/style/nsCSSPseudoClasses.cpp
index 928326e399..23517ef52c 100644
--- a/layout/style/nsCSSPseudoClasses.cpp
+++ b/layout/style/nsCSSPseudoClasses.cpp
@@ -109,6 +109,30 @@ nsCSSPseudoClasses::HasSingleSelectorArg(Type aType)
          aType == Type::hostContext;
 }
 
+bool
+nsCSSPseudoClasses::HasForgivingSelectorListArg(Type aType)
+{
+  return aType == Type::is ||
+         aType == Type::matches ||
+         aType == Type::any ||
+         aType == Type::where;
+}
+
+bool
+nsCSSPseudoClasses::HasSelectorListArg(Type aType)
+{
+  return HasForgivingSelectorListArg(aType) ||
+         aType == Type::mozAny ||
+         aType == Type::host ||
+         aType == Type::hostContext;
+}
+
+bool
+nsCSSPseudoClasses::HasOptionalSelectorListArg(Type aType)
+{
+  return aType == Type::host;
+}
+
 void
 nsCSSPseudoClasses::PseudoTypeToString(Type aType, nsAString& aString)
 {
diff --git a/layout/style/nsCSSPseudoClasses.h b/layout/style/nsCSSPseudoClasses.h
index 76fcef3f78..99c05b019f 100644
--- a/layout/style/nsCSSPseudoClasses.h
+++ b/layout/style/nsCSSPseudoClasses.h
@@ -59,21 +59,9 @@ public:
   static bool HasStringArg(Type aType);
   static bool HasNthPairArg(Type aType);
   static bool HasSingleSelectorArg(Type aType);
-  static bool HasForgivingSelectorListArg(Type aType) {
-    return aType == Type::is ||
-     aType == Type::matches ||
-     aType == Type::any ||
-     aType == Type::where;
-  }
-  static bool HasSelectorListArg(Type aType) {
-    return HasForgivingSelectorListArg(aType) ||
-     aType == Type::mozAny ||
-     aType == Type::host ||
-     aType == Type::hostContext;
-  }
-  static bool HasOptionalSelectorListArg(Type aType) {
-    return aType == Type::host;
-  }
+  static bool HasForgivingSelectorListArg(Type aType);
+  static bool HasSelectorListArg(Type aType);
+  static bool HasOptionalSelectorListArg(Type aType);
   static bool IsUserActionPseudoClass(Type aType);
 
   // Should only be used on types other than Count and NotPseudoClass