Remove rendundant WebLocalFrame parameter in various plugin code.

content/public/renderer/render_frame.h

 // Copyright 2013 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_RENDERER_RENDER_FRAME_H_
 #define CONTENT_PUBLIC_RENDERER_RENDER_FRAME_H_
 
 #include <stddef.h>
 
 #include <memory>
@@ skipping 120 matching lines @@
   virtual int ShowContextMenu(ContextMenuClient* client,
                               const ContextMenuParams& params) = 0;
 
   // Cancels a context menu in the event that the client is destroyed before the
   // menu is closed.
   virtual void CancelContextMenu(int request_id) = 0;
 
   // Create a new NPAPI/Pepper plugin depending on |info|. Returns NULL if no
   // plugin was found. |throttler| may be empty.
   virtual blink::WebPlugin* CreatePlugin(
-      blink::WebFrame* frame,
       const WebPluginInfo& info,
       const blink::WebPluginParams& params,
       std::unique_ptr<PluginInstanceThrottler> throttler) = 0;
 
   // The client should handle the navigation externally.
   virtual void LoadURLExternally(const blink::WebURLRequest& request,
                                  blink::WebNavigationPolicy policy) = 0;
 
   // Execute a string of JavaScript in this frame's context.
   virtual void ExecuteJavaScript(const base::string16& javascript) = 0;
@@ skipping 115 matching lines @@
 
  private:
   // This interface should only be implemented inside content.
   friend class RenderFrameImpl;
   RenderFrame() {}
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_RENDERER_RENDER_FRAME_H_