Service CreateNewWindow on the UI thread with a new mojo interface

content/browser/renderer_host/render_widget_helper.h

 // 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.
 
 #ifndef CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HELPER_H_
 #define CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HELPER_H_
 
 #include <stdint.h>
 
 #include <map>
@@ skipping 38 matching lines @@
   static RenderWidgetHelper* FromProcessHostID(int render_process_host_id);
 
   // UI THREAD ONLY -----------------------------------------------------------
 
   // These two functions provide the backend implementation of the
   // corresponding functions in RenderProcessHost. See those declarations
   // for documentation.
   void ResumeDeferredNavigation(const GlobalRequestID& request_id);
 
   // IO THREAD ONLY -----------------------------------------------------------
-
-  void CreateNewWindow(mojom::CreateNewWindowParamsPtr params,
-                       bool no_javascript_access,
-                       int32_t* render_view_route_id,
-                       int32_t* main_frame_route_id,
-                       int32_t* main_frame_widget_route_id,
-                       SessionStorageNamespace* session_storage_namespace);
   void CreateNewWidget(int opener_id,
                        blink::WebPopupType popup_type,
                        int* route_id);
   void CreateNewFullscreenWidget(int opener_id, int* route_id);
 
  private:
   friend class base::RefCountedThreadSafe<RenderWidgetHelper>;
   friend struct BrowserThread::DeleteOnThread<BrowserThread::IO>;
   friend class base::DeleteHelper<RenderWidgetHelper>;
 
@@ skipping 29 matching lines @@
   base::AtomicSequenceNumber next_routing_id_;
 
   ResourceDispatcherHostImpl* resource_dispatcher_host_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderWidgetHelper);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HELPER_H_