diff -r 000000000000 -r 6474c204b198 layout/generic/nsPageContentFrame.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/layout/generic/nsPageContentFrame.h	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,57 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* 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/. */
+#ifndef nsPageContentFrame_h___
+#define nsPageContentFrame_h___
+
+#include "mozilla/Attributes.h"
+#include "nsViewportFrame.h"
+class nsPageFrame;
+class nsSharedPageData;
+
+// Page frame class used by the simple page sequence frame
+class nsPageContentFrame : public ViewportFrame {
+
+public:
+  NS_DECL_FRAMEARENA_HELPERS
+
+  friend nsIFrame* NS_NewPageContentFrame(nsIPresShell* aPresShell, nsStyleContext* aContext);
+  friend class nsPageFrame;
+
+  // nsIFrame
+  virtual nsresult  Reflow(nsPresContext*      aPresContext,
+                           nsHTMLReflowMetrics& aDesiredSize,
+                           const nsHTMLReflowState& aMaxSize,
+                           nsReflowStatus&      aStatus) MOZ_OVERRIDE;
+
+  virtual bool IsFrameOfType(uint32_t aFlags) const MOZ_OVERRIDE
+  {
+    return ViewportFrame::IsFrameOfType(aFlags &
+             ~(nsIFrame::eCanContainOverflowContainers));
+  }
+
+  virtual void SetSharedPageData(nsSharedPageData* aPD) { mPD = aPD; }
+
+  virtual bool HasTransformGetter() const MOZ_OVERRIDE { return true; }
+
+  /**
+   * Get the "type" of the frame
+   *
+   * @see nsGkAtoms::pageContentFrame
+   */
+  virtual nsIAtom* GetType() const MOZ_OVERRIDE;
+  
+#ifdef DEBUG_FRAME_DUMP
+  // Debugging
+  virtual nsresult  GetFrameName(nsAString& aResult) const MOZ_OVERRIDE;
+#endif
+
+protected:
+  nsPageContentFrame(nsStyleContext* aContext) : ViewportFrame(aContext) {}
+
+  nsSharedPageData*         mPD;
+};
+
+#endif /* nsPageContentFrame_h___ */
+