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			272 lines
		
	
	
		
			12 KiB
		
	
	
	
		
			Diff
		
	
	
	
	
	
			
		
		
	
	
			272 lines
		
	
	
		
			12 KiB
		
	
	
	
		
			Diff
		
	
	
	
	
	
| diff --git components/viz/host/host_display_client.cc components/viz/host/host_display_client.cc
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| index d212998176977..74df5b812116f 100644
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| --- components/viz/host/host_display_client.cc
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| +++ components/viz/host/host_display_client.cc
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| @@ -46,9 +46,14 @@ void HostDisplayClient::OnDisplayReceivedCALayerParams(
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|  }
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|  #endif
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|  
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| -#if BUILDFLAG(IS_WIN)
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| +void HostDisplayClient::UseProxyOutputDevice(
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| +    UseProxyOutputDeviceCallback callback) {
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| +  std::move(callback).Run(false);
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| +}
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| +
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|  void HostDisplayClient::CreateLayeredWindowUpdater(
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|      mojo::PendingReceiver<mojom::LayeredWindowUpdater> receiver) {
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| +#if BUILDFLAG(IS_WIN)
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|    if (!NeedsToUseLayerWindow(widget_)) {
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|      DLOG(ERROR) << "HWND shouldn't be using a layered window";
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|      return;
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| @@ -56,8 +61,8 @@ void HostDisplayClient::CreateLayeredWindowUpdater(
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|  
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|    layered_window_updater_ =
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|        std::make_unique<LayeredWindowUpdaterImpl>(widget_, std::move(receiver));
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| -}
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|  #endif
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| +}
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|  
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|  // TODO(crbug.com/1052397): Revisit the macro expression once build flag switch
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|  // of lacros-chrome is complete.
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| diff --git components/viz/host/host_display_client.h components/viz/host/host_display_client.h
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| index 640bfb050241d..2baf0f480c40e 100644
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| --- components/viz/host/host_display_client.h
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| +++ components/viz/host/host_display_client.h
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| @@ -34,17 +34,17 @@ class VIZ_HOST_EXPORT HostDisplayClient : public mojom::DisplayClient {
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|    mojo::PendingRemote<mojom::DisplayClient> GetBoundRemote(
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|        scoped_refptr<base::SingleThreadTaskRunner> task_runner);
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|  
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| - private:
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| + protected:
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|    // mojom::DisplayClient implementation:
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| +  void UseProxyOutputDevice(UseProxyOutputDeviceCallback callback) override;
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| +
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|  #if BUILDFLAG(IS_APPLE)
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|    void OnDisplayReceivedCALayerParams(
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|        const gfx::CALayerParams& ca_layer_params) override;
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|  #endif
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|  
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| -#if BUILDFLAG(IS_WIN)
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|    void CreateLayeredWindowUpdater(
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|        mojo::PendingReceiver<mojom::LayeredWindowUpdater> receiver) override;
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| -#endif
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|  
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|  // TODO(crbug.com/1052397): Revisit the macro expression once build flag switch
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|  // of lacros-chrome is complete.
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| diff --git components/viz/host/layered_window_updater_impl.cc components/viz/host/layered_window_updater_impl.cc
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| index 271486b45dcc8..a62210d8ca3c8 100644
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| --- components/viz/host/layered_window_updater_impl.cc
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| +++ components/viz/host/layered_window_updater_impl.cc
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| @@ -44,7 +44,7 @@ void LayeredWindowUpdaterImpl::OnAllocatedSharedMemory(
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|    // |region|'s handle will close when it goes out of scope.
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|  }
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|  
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| -void LayeredWindowUpdaterImpl::Draw(DrawCallback draw_callback) {
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| +void LayeredWindowUpdaterImpl::Draw(const gfx::Rect& damage_rect, DrawCallback draw_callback) {
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|    TRACE_EVENT0("viz", "LayeredWindowUpdaterImpl::Draw");
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|  
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|    if (!canvas_) {
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| diff --git components/viz/host/layered_window_updater_impl.h components/viz/host/layered_window_updater_impl.h
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| index 8af69cac78b74..9f74e511c263d 100644
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| --- components/viz/host/layered_window_updater_impl.h
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| +++ components/viz/host/layered_window_updater_impl.h
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| @@ -38,7 +38,7 @@ class VIZ_HOST_EXPORT LayeredWindowUpdaterImpl
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|    // mojom::LayeredWindowUpdater implementation.
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|    void OnAllocatedSharedMemory(const gfx::Size& pixel_size,
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|                                 base::UnsafeSharedMemoryRegion region) override;
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| -  void Draw(DrawCallback draw_callback) override;
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| +  void Draw(const gfx::Rect& damage_rect, DrawCallback draw_callback) override;
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|  
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|   private:
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|    const HWND hwnd_;
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| diff --git components/viz/service/BUILD.gn components/viz/service/BUILD.gn
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| index f2c661fb373a3..7d7ed9f97f2ce 100644
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| --- components/viz/service/BUILD.gn
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| +++ components/viz/service/BUILD.gn
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| @@ -219,6 +219,8 @@ viz_component("service") {
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|      "transitions/transferable_resource_tracker.cc",
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|      "transitions/transferable_resource_tracker.h",
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|      "viz_service_export.h",
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| +    "//cef/libcef/browser/osr/software_output_device_proxy.cc",
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| +    "//cef/libcef/browser/osr/software_output_device_proxy.h",
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|    ]
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|  
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|    defines = [ "VIZ_SERVICE_IMPLEMENTATION" ]
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| diff --git components/viz/service/display_embedder/output_surface_provider_impl.cc components/viz/service/display_embedder/output_surface_provider_impl.cc
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| index eca3105036621..116f92d2b5645 100644
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| --- components/viz/service/display_embedder/output_surface_provider_impl.cc
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| +++ components/viz/service/display_embedder/output_surface_provider_impl.cc
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| @@ -17,6 +17,7 @@
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|  #include "build/chromecast_buildflags.h"
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|  #include "build/chromeos_buildflags.h"
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|  #include "cc/base/switches.h"
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| +#include "cef/libcef/browser/osr/software_output_device_proxy.h"
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|  #include "components/viz/common/display/renderer_settings.h"
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|  #include "components/viz/common/frame_sinks/begin_frame_source.h"
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|  #include "components/viz/service/display/display_compositor_memory_and_task_controller.h"
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| @@ -29,6 +30,7 @@
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|  #include "gpu/command_buffer/service/scheduler_sequence.h"
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|  #include "gpu/config/gpu_finch_features.h"
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|  #include "gpu/ipc/common/surface_handle.h"
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| +#include "mojo/public/cpp/bindings/sync_call_restrictions.h"
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|  #include "ui/base/ui_base_switches.h"
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|  
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|  #if BUILDFLAG(IS_WIN)
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| @@ -141,6 +143,20 @@ OutputSurfaceProviderImpl::CreateSoftwareOutputDeviceForPlatform(
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|    if (headless_)
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|      return std::make_unique<SoftwareOutputDevice>();
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|  
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| +  {
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| +    mojo::ScopedAllowSyncCallForTesting allow_sync;
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| +    DCHECK(display_client);
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| +    bool use_proxy_output_device = false;
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| +    if (display_client->UseProxyOutputDevice(&use_proxy_output_device) &&
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| +        use_proxy_output_device) {
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| +      mojo::PendingRemote<mojom::LayeredWindowUpdater> layered_window_updater;
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| +      display_client->CreateLayeredWindowUpdater(
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| +          layered_window_updater.InitWithNewPipeAndPassReceiver());
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| +      return std::make_unique<SoftwareOutputDeviceProxy>(
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| +          std::move(layered_window_updater));
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| +    }
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| +  }
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| +
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|  #if BUILDFLAG(IS_WIN)
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|    return CreateSoftwareOutputDeviceWin(surface_handle, &output_device_backing_,
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|                                         display_client);
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| diff --git components/viz/service/display_embedder/software_output_device_win.cc components/viz/service/display_embedder/software_output_device_win.cc
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| index aedc4d24d3fb3..442d2e4204b93 100644
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| --- components/viz/service/display_embedder/software_output_device_win.cc
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| +++ components/viz/service/display_embedder/software_output_device_win.cc
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| @@ -191,8 +191,9 @@ void SoftwareOutputDeviceWinProxy::EndPaintDelegated(
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|    if (!canvas_)
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|      return;
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|  
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| -  layered_window_updater_->Draw(base::BindOnce(
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| -      &SoftwareOutputDeviceWinProxy::DrawAck, base::Unretained(this)));
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| +  layered_window_updater_->Draw(
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| +      damage_rect, base::BindOnce(&SoftwareOutputDeviceWinProxy::DrawAck,
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| +                                  base::Unretained(this)));
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|    waiting_on_draw_ack_ = true;
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|  
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|    TRACE_EVENT_ASYNC_BEGIN0("viz", "SoftwareOutputDeviceWinProxy::Draw", this);
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| diff --git content/browser/compositor/viz_process_transport_factory.cc content/browser/compositor/viz_process_transport_factory.cc
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| index 47f54d2f0a30c..aa7885347ab02 100644
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| --- content/browser/compositor/viz_process_transport_factory.cc
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| +++ content/browser/compositor/viz_process_transport_factory.cc
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| @@ -384,8 +384,13 @@ void VizProcessTransportFactory::OnEstablishedGpuChannel(
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|    mojo::AssociatedRemote<viz::mojom::DisplayPrivate> display_private;
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|    root_params->display_private =
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|        display_private.BindNewEndpointAndPassReceiver();
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| -  compositor_data.display_client =
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| -      std::make_unique<HostDisplayClient>(compositor);
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| +  if (compositor->delegate()) {
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| +    compositor_data.display_client =
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| +        compositor->delegate()->CreateHostDisplayClient();
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| +  } else {
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| +    compositor_data.display_client =
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| +        std::make_unique<HostDisplayClient>(compositor);
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| +  }
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|    root_params->display_client =
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|        compositor_data.display_client->GetBoundRemote(resize_task_runner_);
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|    mojo::AssociatedRemote<viz::mojom::ExternalBeginFrameController>
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| diff --git mojo/public/cpp/bindings/sync_call_restrictions.h mojo/public/cpp/bindings/sync_call_restrictions.h
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| index 46e283304761c..624f4030acc6a 100644
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| --- mojo/public/cpp/bindings/sync_call_restrictions.h
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| +++ mojo/public/cpp/bindings/sync_call_restrictions.h
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| @@ -42,6 +42,7 @@ class Compositor;
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|  }  // namespace ui
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|  
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|  namespace viz {
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| +class GpuDisplayProvider;
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|  class GpuHostImpl;
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|  class HostFrameSinkManager;
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|  class HostGpuMemoryBufferManager;
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| @@ -104,6 +105,8 @@ class COMPONENT_EXPORT(MOJO_CPP_BINDINGS) SyncCallRestrictions {
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|    // For preventing frame swaps of wrong size during resize on Windows.
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|    // (https://crbug.com/811945)
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|    friend class ui::Compositor;
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| +  // For query of whether to use SoftwareOutputDevice or not.
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| +  friend class viz::GpuDisplayProvider;
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|    // For calling sync mojo API to get cdm origin. The service and the client are
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|    // running in the same process, so it won't block anything.
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|    // TODO(159346933) Remove once the origin isolation logic is moved outside of
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| diff --git services/viz/privileged/mojom/compositing/display_private.mojom services/viz/privileged/mojom/compositing/display_private.mojom
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| index c837cc126bce8..269f94610c90c 100644
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| --- services/viz/privileged/mojom/compositing/display_private.mojom
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| +++ services/viz/privileged/mojom/compositing/display_private.mojom
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| @@ -97,12 +97,14 @@ interface DisplayPrivate {
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|  };
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|  
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|  interface DisplayClient {
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| +  [Sync]
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| +  UseProxyOutputDevice() => (bool success);
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| +
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|    [EnableIf=is_mac]
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|    OnDisplayReceivedCALayerParams(gfx.mojom.CALayerParams ca_layer_params);
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|  
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|    // Creates a LayeredWindowUpdater implementation to draw into a layered
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|    // window.
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| -  [EnableIf=is_win]
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|    CreateLayeredWindowUpdater(pending_receiver<LayeredWindowUpdater> receiver);
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|  
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|    // Notifies that a swap has occurred and provides information about the pixel
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| diff --git services/viz/privileged/mojom/compositing/layered_window_updater.mojom services/viz/privileged/mojom/compositing/layered_window_updater.mojom
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| index 2f462f0deb5fc..695869b83cefa 100644
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| --- services/viz/privileged/mojom/compositing/layered_window_updater.mojom
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| +++ services/viz/privileged/mojom/compositing/layered_window_updater.mojom
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| @@ -26,5 +26,5 @@ interface LayeredWindowUpdater {
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|    // Draws to the HWND by copying pixels from shared memory. Callback must be
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|    // called after draw operation is complete to signal shared memory can be
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|    // modified.
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| -  Draw() => ();
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| +  Draw(gfx.mojom.Rect damage_rect) => ();
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|  };
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| diff --git ui/compositor/compositor.h ui/compositor/compositor.h
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| index f80dce5bcef9f..c24176696305e 100644
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| --- ui/compositor/compositor.h
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| +++ ui/compositor/compositor.h
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| @@ -31,7 +31,9 @@
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|  #include "components/viz/common/frame_sinks/begin_frame_args.h"
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|  #include "components/viz/common/surfaces/frame_sink_id.h"
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|  #include "components/viz/common/surfaces/subtree_capture_id.h"
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| +#include "components/viz/host/host_display_client.h"
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|  #include "components/viz/host/host_frame_sink_client.h"
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| +#include "components/viz/service/display/software_output_device.h"
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|  #include "mojo/public/cpp/bindings/associated_remote.h"
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|  #include "mojo/public/cpp/bindings/pending_remote.h"
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|  #include "services/viz/privileged/mojom/compositing/display_private.mojom.h"
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| @@ -142,6 +144,14 @@ class COMPOSITOR_EXPORT ContextFactory {
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|    virtual viz::HostFrameSinkManager* GetHostFrameSinkManager() = 0;
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|  };
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|  
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| +class COMPOSITOR_EXPORT CompositorDelegate {
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| + public:
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| +  virtual std::unique_ptr<viz::HostDisplayClient> CreateHostDisplayClient() = 0;
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| +
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| + protected:
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| +  virtual ~CompositorDelegate() {}
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| +};
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| +
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|  // Compositor object to take care of GPU painting.
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|  // A Browser compositor object is responsible for generating the final
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|  // displayable form of pixels comprising a single widget's contents. It draws an
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| @@ -185,6 +195,9 @@ class COMPOSITOR_EXPORT Compositor : public base::PowerSuspendObserver,
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|    // Schedules a redraw of the layer tree associated with this compositor.
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|    void ScheduleDraw();
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|  
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| +  CompositorDelegate* delegate() const { return delegate_; }
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| +  void SetDelegate(CompositorDelegate* delegate) { delegate_ = delegate; }
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| +
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|    // Sets the root of the layer tree drawn by this Compositor. The root layer
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|    // must have no parent. The compositor's root layer is reset if the root layer
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|    // is destroyed. NULL can be passed to reset the root layer, in which case the
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| @@ -483,6 +496,8 @@ class COMPOSITOR_EXPORT Compositor : public base::PowerSuspendObserver,
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|  
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|    std::unique_ptr<PendingBeginFrameArgs> pending_begin_frame_args_;
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|  
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| +  CompositorDelegate* delegate_ = nullptr;
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| +
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|    // The root of the Layer tree drawn by this compositor.
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|    raw_ptr<Layer> root_layer_ = nullptr;
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|  
 |