Remove RenderWidgetHostView*::DidUpdateBackingStore.

content/browser/renderer_host/render_widget_host_view_aura.h

Index: content/browser/renderer_host/render_widget_host_view_aura.h
diff --git a/content/browser/renderer_host/render_widget_host_view_aura.h b/content/browser/renderer_host/render_widget_host_view_aura.h
index 3e68f2bef3c474615dba221fd5cb6309e9b258d4..774891533e876ff13214baa64f6cd38692cb923b 100644
--- a/content/browser/renderer_host/render_widget_host_view_aura.h
+++ b/content/browser/renderer_host/render_widget_host_view_aura.h
@@ -179,11 +179,6 @@ class CONTENT_EXPORT RenderWidgetHostViewAura
   virtual void ImeCompositionRangeChanged(
       const gfx::Range& range,
       const std::vector<gfx::Rect>& character_bounds) OVERRIDE;
-  virtual void DidUpdateBackingStore(
-      const gfx::Rect& scroll_rect,
-      const gfx::Vector2d& scroll_delta,
-      const std::vector<gfx::Rect>& copy_rects,
-      const std::vector<ui::LatencyInfo>& latency_info) OVERRIDE;
   virtual void RenderProcessGone(base::TerminationStatus status,
                                  int error_code) OVERRIDE;
   virtual void Destroy() OVERRIDE;
@@ -724,8 +719,6 @@ class CONTENT_EXPORT RenderWidgetHostViewAura
 
   TouchEditingClient* touch_editing_client_;
 
-  std::vector<ui::LatencyInfo> software_latency_info_;
-
   scoped_ptr<DelegatedFrameEvictor> delegated_frame_evictor_;
 
   scoped_ptr<aura::client::ScopedTooltipDisabler> tooltip_disabler_;