[mus+ash] Implements hit-test client in Aura

content/renderer/mus/renderer_window_tree_client.cc

 // Copyright 2017 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/mus/renderer_window_tree_client.h"
 
 #include <map>
 
 #include "base/command_line.h"
 #include "base/lazy_instance.h"
 #include "cc/base/switches.h"
 #include "components/viz/client/client_layer_tree_frame_sink.h"
+#include "components/viz/client/hit_test_data_provider.h"
 #include "components/viz/client/local_surface_id_provider.h"
 
 namespace content {
 
 namespace {
 typedef std::map<int, RendererWindowTreeClient*> ConnectionMap;
 base::LazyInstance<ConnectionMap>::Leaky g_connections =
     LAZY_INSTANCE_INITIALIZER;
 }  // namespace
 
@@ skipping 58 matching lines @@
   cc::mojom::CompositorFrameSinkRequest sink_request =
       mojo::MakeRequest(&sink_info);
   cc::mojom::CompositorFrameSinkClientPtr client;
   cc::mojom::CompositorFrameSinkClientRequest client_request =
       mojo::MakeRequest(&client);
   constexpr bool enable_surface_synchronization = true;
   auto frame_sink = base::MakeUnique<viz::ClientLayerTreeFrameSink>(
       std::move(context_provider), nullptr /* worker_context_provider */,
       gpu_memory_buffer_manager, nullptr /* shared_bitmap_manager */,
       nullptr /* synthetic_begin_frame_source */, std::move(sink_info),
-      std::move(client_request),
+      std::move(client_request), nullptr /* hit_test_data_provider_ */,
       base::MakeUnique<viz::DefaultLocalSurfaceIdProvider>(),
       enable_surface_synchronization);
   tree_->AttachCompositorFrameSink(root_window_id_, std::move(sink_request),
                                    std::move(client));
   callback.Run(std::move(frame_sink));
 }
 
 void RendererWindowTreeClient::DestroySelf() {
   delete this;
 }
@@ skipping 167 matching lines @@
                                                  bool success) {}
 
 void RendererWindowTreeClient::RequestClose(uint32_t window_id) {}
 
 void RendererWindowTreeClient::GetWindowManager(
     mojo::AssociatedInterfaceRequest<ui::mojom::WindowManager> internal) {
   NOTREACHED();
 }
 
 }  // namespace content