Browser Plugin: Update Guest WebContents Visibility on BrowserPlugin Visiblity Change.

content/browser/browser_plugin/browser_plugin_guest.h

Index: content/browser/browser_plugin/browser_plugin_guest.h
diff --git a/content/browser/browser_plugin/browser_plugin_guest.h b/content/browser/browser_plugin/browser_plugin_guest.h
index 2a65623c5f19bd2c3c526c4177c6baabfbd4d045..88ddb67d077560859e6d1f427a59b685892d54fb 100644
--- a/content/browser/browser_plugin/browser_plugin_guest.h
+++ b/content/browser/browser_plugin/browser_plugin_guest.h
@@ -81,6 +81,8 @@ class CONTENT_EXPORT BrowserPluginGuest : public WebContentsDelegate,
     embedder_render_process_host_ = render_process_host;
   }
 
+  bool visible() const { return visible_; }
+
   // WebContentsObserver implementation.
   virtual void DidStartProvisionalLoadForFrame(
       int64 frame_id,
@@ -132,6 +134,8 @@ class CONTENT_EXPORT BrowserPluginGuest : public WebContentsDelegate,
   // accepting touch events.
   void SetIsAcceptingTouchEvents(bool accept);
 
+  void SetVisibility(bool embedder_visible, bool visible);

[Charlie Reis, 2012/10/05 00:33:18]

nit: Add a comment.

[Fady Samuel, 2012/10/05 15:22:07]

Done.

+
   // Exposes the protected web_contents() from WebContentsObserver.
   WebContents* GetWebContents();
 
@@ -199,6 +203,7 @@ class CONTENT_EXPORT BrowserPluginGuest : public WebContentsDelegate,
   IDMap<RenderViewHost> pending_updates_;
   int pending_update_counter_;
   base::TimeDelta guest_hang_timeout_;
+  bool visible_;
 
   DISALLOW_COPY_AND_ASSIGN(BrowserPluginGuest);
 };