Move RequestPpapiBrokerPermission from WebContentsObserver to WebContentsDelegate.

content/public/browser/web_contents_observer.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.
 
 #ifndef CONTENT_PUBLIC_BROWSER_WEB_CONTENTS_OBSERVER_H_
 #define CONTENT_PUBLIC_BROWSER_WEB_CONTENTS_OBSERVER_H_
 
-#include "base/callback_forward.h"
 #include "base/process_util.h"
 #include "content/common/content_export.h"
 #include "content/public/browser/navigation_controller.h"
 #include "content/public/common/page_transition_types.h"
 #include "content/public/common/three_d_api_types.h"
 #include "ipc/ipc_listener.h"
 #include "ipc/ipc_sender.h"
 #include "webkit/glue/window_open_disposition.h"
 
 namespace content {
@@ skipping 112 matching lines @@
                                         WebContents* new_web_contents) {}
 
   // Invoked when the WebContents is being destroyed. Gives subclasses a chance
   // to cleanup. At the time this is invoked |web_contents()| returns NULL.
   // It is safe to delete 'this' from here.
   virtual void WebContentsDestroyed(WebContents* web_contents) {}
 
   // Called when the user agent override for a WebContents has been changed.
   virtual void UserAgentOverrideSet(const std::string& user_agent) {}
 
-  // Requests permission to access the PPAPI broker. If the object handles the
-  // request, it should return true and eventually call the passed in |callback|
-  // with the result. Otherwise it should return false, in which case the next
-  // observer will be called.
-  // Implementations should make sure not to call the callback after the
-  // WebContents has been destroyed.
-  virtual bool RequestPpapiBrokerPermission(
-      WebContents* web_contents,
-      const GURL& url,
-      const FilePath& plugin_path,
-      const base::Callback<void(bool)>& callback);
-
   // Indicates that client 3D APIs (Pepper 3D, WebGL) were just
   // blocked on the current page, specifically because the GPU was
   // reset recently.
   virtual void DidBlock3DAPIs(const GURL& url,
                               ThreeDAPIType requester) {}
 
   // IPC::Listener implementation.
   virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
 
   // IPC::Sender implementation.
@@ skipping 25 matching lines @@
   void WebContentsImplDestroyed();
 
   WebContentsImpl* web_contents_;
 
   DISALLOW_COPY_AND_ASSIGN(WebContentsObserver);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_BROWSER_WEB_CONTENTS_OBSERVER_H_