Service CreateNewWindow on the UI thread with a new mojo interface

content/browser/renderer_host/render_message_filter.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_MESSAGE_FILTER_H_
 #define CONTENT_BROWSER_RENDERER_HOST_RENDER_MESSAGE_FILTER_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 94 matching lines @@
   void OnGetProcessMemorySizes(size_t* private_bytes, size_t* shared_bytes);
 
 #if defined(OS_MACOSX)
   // Messages for OOP font loading.
   void OnLoadFont(const FontDescriptor& font, IPC::Message* reply_msg);
   void SendLoadFontReply(IPC::Message* reply, FontLoader::Result* result);
 #endif
 
   // mojom::RenderMessageFilter:
   void GenerateRoutingID(const GenerateRoutingIDCallback& routing_id) override;
-  void CreateNewWindow(mojom::CreateNewWindowParamsPtr params,
-                       const CreateNewWindowCallback& callback) override;
   void CreateNewWidget(int32_t opener_id,
                        blink::WebPopupType popup_type,
                        const CreateNewWidgetCallback& callback) override;
   void CreateFullscreenWidget(
       int opener_id,
       const CreateFullscreenWidgetCallback& callback) override;
   void GetSharedBitmapManager(
       cc::mojom::SharedBitmapManagerAssociatedRequest request) override;
 
   // Message handlers called on the browser IO thread:
@@ skipping 54 matching lines @@
   CacheStorageContextImpl* cache_storage_context_;
 
   base::WeakPtrFactory<RenderMessageFilter> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderMessageFilter);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_RENDERER_HOST_RENDER_MESSAGE_FILTER_H_