Remove ContentBrowserClient::GuestWebContentsAttached

chrome/browser/guest_view/guest_view.h

 // Copyright 2014 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 CHROME_BROWSER_GUEST_VIEW_GUEST_VIEW_H_
 #define CHROME_BROWSER_GUEST_VIEW_GUEST_VIEW_H_
 
 #include "chrome/browser/guest_view/guest_view_base.h"
 #include "content/public/browser/render_frame_host.h"
 
@@ skipping 37 matching lines @@
   void SetOpener(T* opener) {
     GuestViewBase::SetOpener(opener);
   }
 
   // GuestViewBase implementation.
   virtual const char* GetViewType() const OVERRIDE {
     return T::Type;
   }
 
  protected:
-  GuestView(int guest_instance_id,
-            content::WebContents* guest_web_contents,
-            const std::string& embedder_extension_id)
-      : GuestViewBase(guest_instance_id,
-                      guest_web_contents,
-                      embedder_extension_id) {}
+  explicit GuestView(int guest_instance_id)
+      : GuestViewBase(guest_instance_id) {}
   virtual ~GuestView() {}
 
  private:
   DISALLOW_COPY_AND_ASSIGN(GuestView);
 };
 
 #endif  // CHROME_BROWSER_GUEST_VIEW_GUEST_VIEW_H_