BrowserPlugin: Simplify guest access

extensions/browser/guest_view/guest_view_manager.h

Index: extensions/browser/guest_view/guest_view_manager.h
diff --git a/extensions/browser/guest_view/guest_view_manager.h b/extensions/browser/guest_view/guest_view_manager.h
index a82aebc035f5c5a99ca2060553edf6b12ef54e12..03581a1cc231ebe0f7c0afa22890ac5a892afee5 100644
--- a/extensions/browser/guest_view/guest_view_manager.h
+++ b/extensions/browser/guest_view/guest_view_manager.h
@@ -57,11 +57,10 @@ class GuestViewManager : public content::BrowserPluginGuestManager,
                    const base::DictionaryValue& attach_params);
 
   int GetNextInstanceID();
-  int GetGuestInstanceIDForPluginID(
+  int GetGuestInstanceIDForElementID(
       content::WebContents* embedder_web_contents,
       int element_instance_id);
 
-
   typedef base::Callback<void(content::WebContents*)>
       WebContentsCreatedCallback;
   void CreateGuest(const std::string& view_type,
@@ -80,10 +79,9 @@ class GuestViewManager : public content::BrowserPluginGuestManager,
       const GURL& guest_site);
 
   // BrowserPluginGuestManager implementation.
-  virtual void MaybeGetGuestByInstanceIDOrKill(
+  virtual content::WebContents* GetGuestByInstanceID(
       content::WebContents* embedder_web_contents,
-      int element_instance_id,
-      const GuestByInstanceIDCallback& callback) OVERRIDE;
+      int element_instance_id) OVERRIDE;
   virtual bool ForEachGuest(content::WebContents* embedder_web_contents,
                             const GuestCallback& callback) OVERRIDE;
  protected: