UpdateFrontBuffer  712 content/renderer/npapi/webplugin_delegate_proxy.cc     UpdateFrontBuffer(offset_rect, false);
UpdateFrontBuffer  961 content/renderer/npapi/webplugin_delegate_proxy.cc   UpdateFrontBuffer(clipped_rect, true);
UpdateFrontBuffer  208 content/renderer/npapi/webplugin_delegate_proxy.h   void UpdateFrontBuffer(const gfx::Rect& rect, bool allow_buffer_flipping);