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

content/renderer/render_thread_impl.cc

 // 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.
 
 #include "content/renderer/render_thread_impl.h"
 
 #include <algorithm>
 #include <limits>
 #include <map>
 #include <utility>
@@ skipping 39 matching lines @@
 #include "cc/output/layer_tree_frame_sink.h"
 #include "cc/output/vulkan_in_process_context_provider.h"
 #include "cc/raster/task_graph_runner.h"
 #include "cc/trees/layer_tree_host_common.h"
 #include "cc/trees/layer_tree_settings.h"
 #include "components/discardable_memory/client/client_discardable_shared_memory_manager.h"
 #include "components/metrics/public/interfaces/single_sample_metrics.mojom.h"
 #include "components/metrics/single_sample_metrics.h"
 #include "components/viz/client/client_layer_tree_frame_sink.h"
 #include "components/viz/client/client_shared_bitmap_manager.h"
+#include "components/viz/client/hit_test_data_provider.h"
 #include "components/viz/client/local_surface_id_provider.h"
 #include "content/child/appcache/appcache_dispatcher.h"
 #include "content/child/appcache/appcache_frontend_impl.h"
 #include "content/child/blob_storage/blob_message_filter.h"
 #include "content/child/child_histogram_message_filter.h"
 #include "content/child/child_resource_message_filter.h"
 #include "content/child/db_message_filter.h"
 #include "content/child/indexed_db/indexed_db_dispatcher.h"
 #include "content/child/memory/child_memory_coordinator_impl.h"
 #include "content/child/resource_dispatcher.h"
@@ skipping 1901 matching lines @@
   if (command_line.HasSwitch(switches::kEnableVulkan)) {
     scoped_refptr<cc::VulkanContextProvider> vulkan_context_provider =
         cc::VulkanInProcessContextProvider::Create();
     if (vulkan_context_provider) {
       DCHECK(!layout_test_mode());
       frame_sink_provider_->CreateForWidget(routing_id, std::move(sink_request),
                                             std::move(client));
       callback.Run(base::MakeUnique<viz::ClientLayerTreeFrameSink>(
           std::move(vulkan_context_provider),
           std::move(synthetic_begin_frame_source), std::move(sink_info),
-          std::move(client_request),
+          std::move(client_request), nullptr /* hit_test_data_provider */,
           base::MakeUnique<RendererLocalSurfaceIdProvider>(),
           false /* enable_surface_synchroninzation */));
       return;
     }
   }
 
   // Create a gpu process channel and verify we want to use GPU compositing
   // before creating any context providers.
   scoped_refptr<gpu::GpuChannelHost> gpu_channel_host;
   if (!use_software) {
     gpu_channel_host = EstablishGpuChannelSync();
     if (!gpu_channel_host) {
       // Cause the compositor to wait and try again.
       callback.Run(nullptr);
       return;
     }
     // We may get a valid channel, but with a software renderer. In that case,
     // disable GPU compositing.
     if (gpu_channel_host->gpu_info().software_rendering)
       use_software = true;
   }
 
   if (use_software) {
     DCHECK(!layout_test_mode());
     frame_sink_provider_->CreateForWidget(routing_id, std::move(sink_request),
                                           std::move(client));
     callback.Run(base::MakeUnique<viz::ClientLayerTreeFrameSink>(
         nullptr, nullptr, nullptr, shared_bitmap_manager(),
         std::move(synthetic_begin_frame_source), std::move(sink_info),
-        std::move(client_request),
+        std::move(client_request), nullptr /* hit_test_data_provider */,
         base::MakeUnique<RendererLocalSurfaceIdProvider>(),
         false /* enable_surface_synchroninzation */));
     return;
   }
 
   scoped_refptr<ui::ContextProviderCommandBuffer> worker_context_provider =
       SharedCompositorWorkerContextProvider();
   if (!worker_context_provider) {
     // Cause the compositor to wait and try again.
     callback.Run(nullptr);
@@ skipping 54 matching lines @@
         std::move(frame_swap_message_queue)));
     return;
   }
 #endif
   frame_sink_provider_->CreateForWidget(routing_id, std::move(sink_request),
                                         std::move(client));
   callback.Run(base::MakeUnique<viz::ClientLayerTreeFrameSink>(
       std::move(context_provider), std::move(worker_context_provider),
       GetGpuMemoryBufferManager(), nullptr,
       std::move(synthetic_begin_frame_source), std::move(sink_info),
-      std::move(client_request),
+      std::move(client_request), nullptr /* hit_test_data_provider */,
       base::MakeUnique<RendererLocalSurfaceIdProvider>(),
       false /* enable_surface_synchroninzation */));
 }
 
 AssociatedInterfaceRegistry*
 RenderThreadImpl::GetAssociatedInterfaceRegistry() {
   return &associated_interfaces_;
 }
 
 std::unique_ptr<cc::SwapPromise>
@@ skipping 444 matching lines @@
   }
 }
 
 void RenderThreadImpl::OnRendererInterfaceRequest(
     mojom::RendererAssociatedRequest request) {
   DCHECK(!renderer_binding_.is_bound());
   renderer_binding_.Bind(std::move(request));
 }
 
 }  // namespace content