Add Mojo API for Blink hit testing

content/test/test_render_view_host.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_TEST_TEST_RENDER_VIEW_HOST_H_
 #define CONTENT_TEST_TEST_RENDER_VIEW_HOST_H_
 
 #include <stdint.h>
 
 #include <string>
@@ skipping 75 matching lines @@
 #if defined(OS_MACOSX)
   ui::AcceleratedWidgetMac* GetAcceleratedWidgetMac() const override;
   void SetActive(bool active) override;
   void ShowDefinitionForSelection() override {}
   bool SupportsSpeech() const override;
   void SpeakSelection() override;
   bool IsSpeaking() const override;
   void StopSpeaking() override;
 #endif  // defined(OS_MACOSX)
   void DidCreateNewRendererCompositorFrameSink(
-      viz::mojom::CompositorFrameSinkClient* renderer_compositor_frame_sink)
-      override;
+      viz::mojom::CompositorFrameSinkClient* renderer_compositor_frame_sink,
+      viz::mojom::TargetFrameForInputDelegate*) override;
   void SubmitCompositorFrame(const viz::LocalSurfaceId& local_surface_id,
                              cc::CompositorFrame frame) override;
   void ClearCompositorFrame() override {}
   void SetNeedsBeginFrames(bool needs_begin_frames) override {}
 
   // RenderWidgetHostViewBase:
   void InitAsPopup(RenderWidgetHostView* parent_host_view,
                    const gfx::Rect& bounds) override {}
   void InitAsFullscreen(RenderWidgetHostView* reference_host_view) override {}
   void Focus() override {}
@@ skipping 205 matching lines @@
  private:
   typedef std::unique_ptr<ui::test::ScopedSetSupportedScaleFactors>
       ScopedSetSupportedScaleFactors;
   ScopedSetSupportedScaleFactors scoped_set_supported_scale_factors_;
   DISALLOW_COPY_AND_ASSIGN(RenderViewHostImplTestHarness);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_TEST_TEST_RENDER_VIEW_HOST_H_