<webview>: Move NewWindow API to chrome

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"
 
 template <typename T>
 class GuestView : public GuestViewBase {
  public:
   static T* From(int embedder_process_id, int guest_instance_id) {
     GuestViewBase* guest =
         GuestViewBase::From(embedder_process_id, guest_instance_id);
     if (!guest)
       return NULL;
     return guest->As<T>();
   }
 
   static T* FromWebContents(content::WebContents* contents) {
     GuestViewBase* guest = GuestViewBase::FromWebContents(contents);
     return guest ? guest->As<T>() : NULL;
   }
 
+  T* GetOpener() const {
+    GuestViewBase* guest = GuestViewBase::GetOpener();
+    if (!guest)
+      return NULL;
+    return guest->As<T>();
+  }
+
+  void SetOpener(T* opener) {
+    GuestViewBase::SetOpener(opener);
+  }
+
   // GuestViewBase implementation.
   virtual const char* GetViewType() const OVERRIDE {
     return T::Type;
   }
 
  protected:
-  GuestView(content::WebContents* guest_web_contents,
-            const std::string& embedder_extension_id,
-            const base::WeakPtr<GuestViewBase>& opener)
-      : GuestViewBase(guest_web_contents, embedder_extension_id, opener) {}
+  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) {}
 
  private:
   DISALLOW_COPY_AND_ASSIGN(GuestView);
 };
 
 #endif  // CHROME_BROWSER_GUEST_VIEW_GUEST_VIEW_H_