Service CreateNewWindow on the UI thread with a new mojo interface

content/renderer/render_frame_impl.h

 // Copyright 2013 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_RENDERER_RENDER_FRAME_IMPL_H_
 #define CONTENT_RENDERER_RENDER_FRAME_IMPL_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 303 matching lines @@
 
   // The focused node changed to |node|. If focus was lost from this frame,
   // |node| will be null.
   void FocusedNodeChanged(const blink::WebNode& node);
 
   // TODO(dmazzoni): the only reason this is here is to plumb it through to
   // RenderAccessibilityImpl. It should use the RenderFrameObserver method, once
   // blink has a separate accessibility tree per frame.
   void FocusedNodeChangedForAccessibility(const blink::WebNode& node);
 
+  // Virtual to allow for overriding in TestRenderFrame.
+  virtual mojom::FrameHostIPC* GetFrameHostIPC();
+
   // A RenderView opened by this RenderFrame needs to be shown.
   void ShowCreatedWindow(bool opened_by_user_gesture,
                          RenderWidget* render_widget_to_show,
                          blink::WebNavigationPolicy policy,
                          const gfx::Rect& initial_rect);
 
   // Called when this frame's widget is focused.
   void RenderWidgetSetFocus(bool enable);
 
   // Called when the widget receives a mouse event.
@@ skipping 1038 matching lines @@
 
   HostZoomLevels host_zoom_levels_;
   EngagementOriginAndLevel engagement_level_;
 
   mojo::AssociatedBinding<blink::mojom::EngagementClient> engagement_binding_;
   mojo::Binding<mojom::Frame> frame_binding_;
   mojo::AssociatedBinding<mojom::HostZoom> host_zoom_binding_;
   mojo::AssociatedBinding<mojom::FrameBindingsControl>
       frame_bindings_control_binding_;
   mojom::FrameHostPtr frame_host_;
+  mojom::FrameHostIPCAssociatedPtr frame_host_ipc_;
 
   // Indicates whether |didAccessInitialDocument| was called.
   bool has_accessed_initial_document_;
 
   AssociatedInterfaceRegistryImpl associated_interfaces_;
   std::unique_ptr<AssociatedInterfaceProviderImpl>
       remote_associated_interfaces_;
 
   // TODO(dcheng): Remove these members.
   bool committed_first_load_ = false;
@@ skipping 29 matching lines @@
   std::unique_ptr<PendingNavigationInfo> pending_navigation_info_;
 
   base::WeakPtrFactory<RenderFrameImpl> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderFrameImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_RENDER_FRAME_IMPL_H_