Update content/ to use WeakPtr<T>::get() instead of implicit "operator T*"

content/browser/browser_plugin/browser_plugin_guest.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // A BrowserPluginGuest is the browser side of a browser <--> embedder
 // renderer channel. A BrowserPlugin (a WebPlugin) is on the embedder
 // renderer side of browser <--> embedder renderer communication.
 //
 // BrowserPluginGuest lives on the UI thread of the browser process. It has a
 // helper, BrowserPluginGuestHelper, which is a RenderViewHostObserver. The
@@ skipping 115 matching lines @@
   WebContentsImpl* embedder_web_contents() const {
     return embedder_web_contents_;
   }
 
   RenderWidgetHostView* GetEmbedderRenderWidgetHostView();
 
   bool focused() const { return focused_; }
   bool visible() const { return guest_visible_; }
   void clear_damage_buffer() { damage_buffer_.reset(); }
 
-  BrowserPluginGuest* opener() const { return opener_; }
+  BrowserPluginGuest* opener() const { return opener_.get(); }
 
   void UpdateVisibility();
 
   // NotificationObserver implementation.
   virtual void Observe(int type,
                        const NotificationSource& source,
                        const NotificationDetails& details) OVERRIDE;
 
   // WebContentsObserver implementation.
   virtual void DidStartProvisionalLoadForFrame(
@@ skipping 358 matching lines @@
   // This is a queue of messages that are destined to be sent to the embedder
   // once the guest is attached to a particular embedder.
   std::queue<IPC::Message*> pending_messages_;
 
   DISALLOW_COPY_AND_ASSIGN(BrowserPluginGuest);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_BROWSER_PLUGIN_BROWSER_PLUGIN_GUEST_H_