Bug 666041 patch 3: Create boilerplate nsFlexContainerFrame class. r=bz

layout/base/nsCSSFrameConstructor.cpp

@@ -95,6 +95,9 @@
 #include "nsIDOMXULDocument.h"
 #include "nsIXULDocument.h"
 #endif
+#ifdef MOZ_FLEXBOX
+#include "nsFlexContainerFrame.h"
+#endif
 #ifdef ACCESSIBILITY
 #include "nsAccessibilityService.h"
 #endif
@@ -4293,17 +4296,6 @@ nsCSSFrameConstructor::BuildScrollFrame(nsFrameConstructorState& aState,
     return NS_OK;
 }
 
-#ifdef MOZ_FLEXBOX
-// TEMPORARY CHUNK: No-op constructor, so we can compile at this
-// intermediate state.  Removed in subsequent patch.
-nsIFrame*
-NS_NewFlexContainerFrame(nsIPresShell* aPresShell,
-                         nsStyleContext* aContext)
-{
-  return nsnull;
-}
-#endif // MOZ_FLEXBOX
-
 const nsCSSFrameConstructor::FrameConstructionData*
 nsCSSFrameConstructor::FindDisplayData(const nsStyleDisplay* aDisplay,
                                        Element* aElement,