Make window.open() IPCs be frame-based

content/renderer/render_widget.cc

 // Copyright (c) 2012 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.
 
 #include "content/renderer/render_widget.h"
 
 #include <memory>
 #include <utility>
 
 #include "base/auto_reset.h"
@@ skipping 1337 matching lines @@
   DCHECK(routing_id_ != MSG_ROUTING_NONE);
   DCHECK(!show_callback_.is_null());
 
   if (did_show_)
     return;
 
   did_show_ = true;
 
   // The opener is responsible for actually showing this widget.
   show_callback_.Run(this, policy, initial_rect_);
+  show_callback_.Reset();
 
   // NOTE: initial_rect_ may still have its default values at this point, but
   // that's okay.  It'll be ignored if as_popup is false, or the browser
   // process will impose a default position otherwise.
   SetPendingWindowRect(initial_rect_);
 }
 
 void RenderWidget::DoDeferredClose() {
   WillCloseLayerTreeView();
   Send(new ViewHostMsg_Close(routing_id_));
@@ skipping 887 matching lines @@
     // browser side (https://crbug.com/669219).
     // If there is no WebFrameWidget, then there will be no
     // InputMethodControllers for a WebLocalFrame.
     return nullptr;
   }
   return static_cast<blink::WebFrameWidget*>(GetWebWidget())
       ->getActiveWebInputMethodController();
 }
 
 }  // namespace content