Allow MimeHandlerViewGuest be embedded inside OOPIFs

components/guest_view/browser/guest_view_message_filter.h

 // Copyright 2015 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 COMPONENTS_GUEST_VIEW_BROWSER_GUEST_VIEW_MESSAGE_FILTER_H_
 #define COMPONENTS_GUEST_VIEW_BROWSER_GUEST_VIEW_MESSAGE_FILTER_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 54 matching lines @@
   // Weak pointers produced by this factory are bound to the IO thread.
   base::WeakPtrFactory<GuestViewMessageFilter> weak_ptr_factory_;
 
  private:
   friend class content::BrowserThread;
   friend class base::DeleteHelper<GuestViewMessageFilter>;
 
   // Message handlers on the UI thread.
   void OnAttachGuest(int element_instance_id,
                      int guest_instance_id,
-                     const base::DictionaryValue& attach_params);
+                     const base::DictionaryValue& params);
   void OnAttachToEmbedderFrame(int embedder_local_render_frame_id,
                                int element_instance_id,
                                int guest_instance_id,
                                const base::DictionaryValue& params);
   void OnViewCreated(int view_instance_id, const std::string& view_type);
   void OnViewGarbageCollected(int view_instance_id);
 
   void WillAttachCallback(GuestViewBase* guest);
 
   DISALLOW_COPY_AND_ASSIGN(GuestViewMessageFilter);
 };
 
 }  // namespace guest_view
 
 #endif  // COMPONENTS_GUEST_VIEW_BROWSER_GUEST_VIEW_MESSAGE_FILTER_H_