Support webview tag when the container extension is embedded in a webUI

content/renderer/browser_plugin/browser_plugin.cc

 // Copyright 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/browser_plugin/browser_plugin.h"
 
 #include "base/command_line.h"
 #include "base/json/json_string_value_serializer.h"
 #include "base/message_loop/message_loop.h"
 #include "base/strings/string_number_conversions.h"
@@ skipping 72 matching lines @@
       is_auto_size_state_dirty_(false),
       persist_storage_(false),
       valid_partition_id_(true),
       content_window_routing_id_(MSG_ROUTING_NONE),
       plugin_focused_(false),
       visible_(true),
       before_first_navigation_(true),
       mouse_locked_(false),
       browser_plugin_manager_(render_view->GetBrowserPluginManager()),
       compositing_enabled_(false),
+      embedder_frame_url_(frame->document().url()),
       weak_ptr_factory_(this) {
 }
 
 BrowserPlugin::~BrowserPlugin() {
   // If the BrowserPlugin has never navigated then the browser process and
   // BrowserPluginManager don't know about it and so there is nothing to do
   // here.
   if (!HasGuestInstanceID())
     return;
   browser_plugin_manager()->RemoveBrowserPlugin(guest_instance_id_);
@@ skipping 264 matching lines @@
 }
 
 void BrowserPlugin::Attach(scoped_ptr<base::DictionaryValue> extra_params) {
   BrowserPluginHostMsg_Attach_Params attach_params;
   attach_params.focused = ShouldGuestBeFocused();
   attach_params.visible = visible_;
   attach_params.name = GetNameAttribute();
   attach_params.storage_partition_id = storage_partition_id_;
   attach_params.persist_storage = persist_storage_;
   attach_params.src = GetSrcAttribute();
+  attach_params.embedder_frame_url = embedder_frame_url_;
   GetDamageBufferWithSizeParams(&attach_params.auto_size_params,
                                 &attach_params.resize_guest_params,
                                 false);
 
   browser_plugin_manager()->Send(
       new BrowserPluginHostMsg_Attach(render_view_routing_id_,
                                       guest_instance_id_, attach_params,
                                       *extra_params));
 }
 
@@ skipping 916 matching lines @@
     const WebKit::WebMouseEvent& event) {
   browser_plugin_manager()->Send(
       new BrowserPluginHostMsg_HandleInputEvent(render_view_routing_id_,
                                                 guest_instance_id_,
                                                 plugin_rect_,
                                                 &event));
   return true;
 }
 
 }  // namespace content