Remove BrowserPlugin's -internal-attach method

content/public/browser/browser_plugin_guest_delegate.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_BROWSER_BROWSER_PLUGIN_GUEST_DELEGATE_H_
 #define CONTENT_PUBLIC_BROWSER_BROWSER_PLUGIN_GUEST_DELEGATE_H_
 
 #include "base/callback_forward.h"
 #include "base/process/kill.h"
 #include "content/common/content_export.h"
@@ skipping 10 matching lines @@
 namespace content {
 
 // Objects implement this interface to get notified about changes in the guest
 // WebContents and to provide necessary functionality.
 class CONTENT_EXPORT BrowserPluginGuestDelegate {
  public:
   virtual ~BrowserPluginGuestDelegate() {}
 
   // Notification that the embedder will begin attachment. This is called
   // prior to resuming resource loads.
-  virtual void WillAttach(content::WebContents* embedder_web_contents,
-                          const base::DictionaryValue& extra_params) {}
+  virtual void WillAttach(content::WebContents* embedder_web_contents) {}
 
   virtual WebContents* CreateNewGuestWindow(
       const WebContents::CreateParams& create_params);
 
   // Notification that the embedder has completed attachment.
   virtual void DidAttach() {}
 
   // Requests the instance ID associated with the delegate.
   virtual int GetGuestInstanceID() const;
 
@@ skipping 15 matching lines @@
   // Registers a |callback| with the delegate that the delegate would call when
   // it is about to be destroyed.
   typedef base::Callback<void()> DestructionCallback;
   virtual void RegisterDestructionCallback(
       const DestructionCallback& callback) {}
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_BROWSER_BROWSER_PLUGIN_GUEST_DELEGATE_H_