Convert offscreen canvas to use FrameSinkManagerHost.

content/browser/compositor/gpu_process_transport_factory.cc

 // Copyright 2014 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/browser/compositor/gpu_process_transport_factory.h"
 
 #include <string>
 #include <utility>
 
 #include "base/bind.h"
@@ skipping 33 matching lines @@
 #include "content/public/common/content_switches.h"
 #include "gpu/GLES2/gl2extchromium.h"
 #include "gpu/command_buffer/client/gles2_interface.h"
 #include "gpu/command_buffer/client/shared_memory_limits.h"
 #include "gpu/command_buffer/common/mailbox.h"
 #include "gpu/ipc/client/gpu_channel_host.h"
 #include "gpu/ipc/host/gpu_memory_buffer_support.h"
 #include "gpu/vulkan/features.h"
 #include "services/service_manager/runner/common/client_util.h"
 #include "services/ui/public/cpp/gpu/context_provider_command_buffer.h"
+#include "services/ui/surfaces/display_compositor.h"
 #include "third_party/khronos/GLES2/gl2.h"
 #include "ui/compositor/compositor.h"
 #include "ui/compositor/compositor_constants.h"
 #include "ui/compositor/compositor_switches.h"
 #include "ui/compositor/layer.h"
 #include "ui/display/types/display_snapshot.h"
 #include "ui/gfx/geometry/size.h"
 #include "ui/gfx/switches.h"
 #include "ui/gl/gl_switches.h"
 
@@ skipping 124 matching lines @@
   std::unique_ptr<cc::Display> display;
   bool output_is_secure = false;
 };
 
 GpuProcessTransportFactory::GpuProcessTransportFactory()
     : frame_sink_id_allocator_(kDefaultClientId),
       task_graph_runner_(new cc::SingleThreadTaskGraphRunner),
       callback_factory_(this) {
   cc::SetClientNameForMetrics("Browser");
 
-  surface_manager_ = base::WrapUnique(new cc::SurfaceManager);
+  display_compositor_ = base::MakeUnique<ui::DisplayCompositor>(
+      nullptr, MakeRequest(&display_compositor_ptr_), nullptr);
 
   task_graph_runner_->Start("CompositorTileWorker1",
                             base::SimpleThread::Options());
 #if defined(OS_WIN)
   software_backing_.reset(new OutputDeviceBacking);
 #endif
 }
 
 GpuProcessTransportFactory::~GpuProcessTransportFactory() {
   DCHECK(per_compositor_data_.empty());
@@ skipping 381 matching lines @@
   // until we have reset |data->display|.
   data->synthetic_begin_frame_source = std::move(synthetic_begin_frame_source);
   data->gpu_vsync_begin_frame_source = std::move(gpu_vsync_begin_frame_source);
 
   // The |delegated_output_surface| is given back to the compositor, it
   // delegates to the Display as its root surface. Importantly, it shares the
   // same ContextProvider as the Display's output surface.
   auto compositor_frame_sink =
       vulkan_context_provider
           ? base::MakeUnique<cc::DirectCompositorFrameSink>(
-                compositor->frame_sink_id(), surface_manager_.get(),
+                compositor->frame_sink_id(), GetSurfaceManager(),
                 data->display.get(),
                 static_cast<scoped_refptr<cc::VulkanContextProvider>>(
                     vulkan_context_provider))
           : base::MakeUnique<cc::DirectCompositorFrameSink>(
-                compositor->frame_sink_id(), surface_manager_.get(),
+                compositor->frame_sink_id(), GetSurfaceManager(),
                 data->display.get(), context_provider,
                 shared_worker_context_provider_, GetGpuMemoryBufferManager(),
                 HostSharedBitmapManager::current());
   data->display->Resize(compositor->size());
   data->display->SetOutputIsSecure(data->output_is_secure);
   compositor->SetCompositorFrameSink(std::move(compositor_frame_sink));
 }
 
 std::unique_ptr<ui::Reflector> GpuProcessTransportFactory::CreateReflector(
     ui::Compositor* source_compositor,
@@ skipping 169 matching lines @@
     ui::ContextFactoryObserver* observer) {
   observer_list_.AddObserver(observer);
 }
 
 void GpuProcessTransportFactory::RemoveObserver(
     ui::ContextFactoryObserver* observer) {
   observer_list_.RemoveObserver(observer);
 }
 
 cc::SurfaceManager* GpuProcessTransportFactory::GetSurfaceManager() {
-  return surface_manager_.get();
+  return display_compositor_->surface_manager();
+}
+
+cc::mojom::DisplayCompositor*
+GpuProcessTransportFactory::GetDisplayCompositor() {
+  return display_compositor_ptr_.get();
 }
 
 display_compositor::GLHelper* GpuProcessTransportFactory::GetGLHelper() {
   if (!gl_helper_ && !per_compositor_data_.empty()) {
     scoped_refptr<cc::ContextProvider> provider =
         SharedMainThreadContextProvider();
     if (provider.get())
       gl_helper_.reset(new display_compositor::GLHelper(
           provider->ContextGL(), provider->ContextSupport()));
   }
@@ skipping 117 matching lines @@
       shared_vulkan_context_provider_ =
           cc::VulkanInProcessContextProvider::Create();
     }
 
     shared_vulkan_context_provider_initialized_ = true;
   }
   return shared_vulkan_context_provider_;
 }
 
 }  // namespace content