Implement aura::WindowPortMus::CreateCompositorFrameSink()

content/renderer/mus/renderer_window_tree_client.cc

Index: content/renderer/mus/renderer_window_tree_client.cc
diff --git a/content/renderer/mus/renderer_window_tree_client.cc b/content/renderer/mus/renderer_window_tree_client.cc
index 74a53b25a0d43b15f8879be561cfe20ec26c4f89..cbec05c172e4055a604fd324d090284d27791284 100644
--- a/content/renderer/mus/renderer_window_tree_client.cc
+++ b/content/renderer/mus/renderer_window_tree_client.cc
@@ -82,11 +82,13 @@ void RendererWindowTreeClient::RequestCompositorFrameSinkInternal(
   cc::mojom::MojoCompositorFrameSinkClientPtr client;
   cc::mojom::MojoCompositorFrameSinkClientRequest client_request =
       mojo::MakeRequest(&client);
-  constexpr bool enable_surface_synchronization = true;
+  // The local sureface id will come from embeder via window server,
+  // so we should not generate local surface id by itself.
+  constexpr bool generate_local_surface_id = false;
   auto frame_sink = base::MakeUnique<viz::ClientCompositorFrameSink>(
       std::move(context_provider), gpu_memory_buffer_manager,
       std::move(sink_info), std::move(client_request),
-      enable_surface_synchronization);
+      generate_local_surface_id);
   tree_->AttachCompositorFrameSink(root_window_id_, std::move(sink_request),
                                    std::move(client));
   callback.Run(std::move(frame_sink));