Implement screen orientation for out-of-process iframes.

content/renderer/render_view_impl.h

Index: content/renderer/render_view_impl.h
diff --git a/content/renderer/render_view_impl.h b/content/renderer/render_view_impl.h
index ed261d1a80f31677d63771f3202698e763bde3f6..6b27bfb7103edc08ed476b5a54c2cb9d16c29116 100644
--- a/content/renderer/render_view_impl.h
+++ b/content/renderer/render_view_impl.h
@@ -395,7 +395,6 @@ class CONTENT_EXPORT RenderViewImpl
   void OnResize(const ResizeParams& params) override;
   void OnSetFocus(bool enable) override;
   GURL GetURLForGraphicsContext3D() override;
-  void OnOrientationChange() override;
   void DidCommitCompositorFrame() override;
   void DidCompletePageScaleAnimation() override;
   void OnDeviceScaleFactorChanged() override;
@@ -567,6 +566,7 @@ class CONTENT_EXPORT RenderViewImpl
   void OnSetZoomLevel(PageMsg_SetZoomLevel_Command command, double zoom_level);
   void OnPageWasHidden();
   void OnPageWasShown();
+  void OnUpdateScreenInfo(const ScreenInfo& screen_info);
 
   // Adding a new message handler? Please add it in alphabetical order above
   // and put it in the same position in the .cc file.