1 files changed, 7 insertions, 0 deletions
diff --git a/layout/forms/nsHTMLButtonControlFrame.h b/layout/forms/nsHTMLButtonControlFrame.h
index 96ad0f3665..432afa12c0 100644
--- a/layout/forms/nsHTMLButtonControlFrame.h
+++ b/layout/forms/nsHTMLButtonControlFrame.h
@@ -39,6 +39,13 @@ public:
                       const ReflowInput& aReflowInput,
                       nsReflowStatus&          aStatus) override;
 
+  bool GetVerticalAlignBaseline(mozilla::WritingMode aWM,
+                                nscoord* aBaseline) const override;
+
+  bool GetNaturalBaselineBOffset(mozilla::WritingMode aWM,
+                                 BaselineSharingGroup aBaselineGroup,
+                                 nscoord* aBaseline) const override;
+
   virtual nsresult HandleEvent(nsPresContext* aPresContext, 
                                mozilla::WidgetGUIEvent* aEvent,
                                nsEventStatus* aEventStatus) override;