mus: More gpu-related renames.

services/ui/ws/gpu_service_proxy.cc

-// Copyright 2016 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 "services/ui/ws/gpu_service_proxy.h"
-
-#include "base/memory/shared_memory.h"
-#include "base/message_loop/message_loop.h"
-#include "base/run_loop.h"
-#include "base/threading/thread_task_runner_handle.h"
-#include "gpu/ipc/client/gpu_channel_host.h"
-#include "gpu/ipc/client/gpu_memory_buffer_impl_shared_memory.h"
-#include "mojo/public/cpp/bindings/strong_binding.h"
-#include "mojo/public/cpp/system/buffer.h"
-#include "mojo/public/cpp/system/platform_handle.h"
-#include "services/service_manager/public/cpp/connection.h"
-#include "services/ui/common/server_gpu_memory_buffer_manager.h"
-#include "services/ui/ws/gpu_service_proxy_delegate.h"
-#include "ui/gfx/buffer_format_util.h"
-
-namespace ui {
-namespace ws {
-
-namespace {
-
-// The client Id 1 is reserved for the display compositor.
-const int32_t kInternalGpuChannelClientId = 2;
-
-// The implementation that relays requests from clients to the real
-// service implementation in the GPU process over mojom.GpuServiceInternal.
-class GpuServiceImpl : public mojom::Gpu {
- public:
-  GpuServiceImpl(int client_id,
-                 gpu::GPUInfo* gpu_info,
-                 ServerGpuMemoryBufferManager* gpu_memory_buffer_manager,
-                 mojom::GpuServiceInternal* gpu_service_internal)
-      : client_id_(client_id),
-        gpu_info_(gpu_info),
-        gpu_memory_buffer_manager_(gpu_memory_buffer_manager),
-        gpu_service_internal_(gpu_service_internal) {
-    DCHECK(gpu_memory_buffer_manager_);
-    DCHECK(gpu_service_internal_);
-  }
-  ~GpuServiceImpl() override {
-    gpu_memory_buffer_manager_->DestroyAllGpuMemoryBufferForClient(client_id_);
-  }
-
- private:
-  void OnGpuChannelEstablished(const EstablishGpuChannelCallback& callback,
-                               mojo::ScopedMessagePipeHandle channel_handle) {
-    callback.Run(client_id_, std::move(channel_handle), *gpu_info_);
-  }
-
-  // mojom::Gpu overrides:
-  void EstablishGpuChannel(
-      const EstablishGpuChannelCallback& callback) override {
-    // TODO(sad): crbug.com/617415 figure out how to generate a meaningful
-    // tracing id.
-    const uint64_t client_tracing_id = 0;
-    constexpr bool is_gpu_host = false;
-    gpu_service_internal_->EstablishGpuChannel(
-        client_id_, client_tracing_id, is_gpu_host,
-        base::Bind(&GpuServiceImpl::OnGpuChannelEstablished,
-                   base::Unretained(this), callback));
-  }
-
-  void CreateGpuMemoryBuffer(
-      gfx::GpuMemoryBufferId id,
-      const gfx::Size& size,
-      gfx::BufferFormat format,
-      gfx::BufferUsage usage,
-      const mojom::Gpu::CreateGpuMemoryBufferCallback& callback) override {
-    auto handle = gpu_memory_buffer_manager_->CreateGpuMemoryBufferHandle(
-        id, client_id_, size, format, usage, gpu::kNullSurfaceHandle);
-    callback.Run(handle);
-  }
-
-  void DestroyGpuMemoryBuffer(gfx::GpuMemoryBufferId id,
-                              const gpu::SyncToken& sync_token) override {
-    gpu_memory_buffer_manager_->DestroyGpuMemoryBuffer(id, client_id_,
-                                                       sync_token);
-  }
-
-  const int client_id_;
-
-  // The objects these pointers refer to are owned by the GpuServiceProxy
-  // object.
-  const gpu::GPUInfo* gpu_info_;
-  ServerGpuMemoryBufferManager* gpu_memory_buffer_manager_;
-  mojom::GpuServiceInternal* gpu_service_internal_;
-
-  DISALLOW_COPY_AND_ASSIGN(GpuServiceImpl);
-};
-
-}  // namespace
-
-GpuServiceProxy::GpuServiceProxy(GpuServiceProxyDelegate* delegate)
-    : delegate_(delegate),
-      next_client_id_(kInternalGpuChannelClientId + 1),
-      main_thread_task_runner_(base::ThreadTaskRunnerHandle::Get()),
-      gpu_host_binding_(this) {
-  gpu_main_impl_ = base::MakeUnique<GpuMain>(GetProxy(&gpu_main_));
-  gpu_main_impl_->OnStart();
-  // TODO(sad): Once GPU process is split, this would look like:
-  //   connector->ConnectToInterface("gpu", &gpu_main_);
-  gpu_main_->CreateGpuService(GetProxy(&gpu_service_),
-                              gpu_host_binding_.CreateInterfacePtrAndBind());
-  gpu_memory_buffer_manager_ = base::MakeUnique<ServerGpuMemoryBufferManager>(
-      gpu_service_.get(), next_client_id_++);
-}
-
-GpuServiceProxy::~GpuServiceProxy() {
-}
-
-void GpuServiceProxy::Add(mojom::GpuRequest request) {
-  mojo::MakeStrongBinding(
-      base::MakeUnique<GpuServiceImpl>(next_client_id_++, &gpu_info_,
-                                       gpu_memory_buffer_manager_.get(),
-                                       gpu_service_.get()),
-      std::move(request));
-}
-
-void GpuServiceProxy::CreateDisplayCompositor(
-    cc::mojom::DisplayCompositorRequest request,
-    cc::mojom::DisplayCompositorClientPtr client) {
-  gpu_main_->CreateDisplayCompositor(std::move(request), std::move(client));
-}
-
-void GpuServiceProxy::DidInitialize(const gpu::GPUInfo& gpu_info) {
-  gpu_info_ = gpu_info;
-  delegate_->OnGpuServiceInitialized();
-}
-
-void GpuServiceProxy::DidCreateOffscreenContext(const GURL& url) {}
-
-void GpuServiceProxy::DidDestroyOffscreenContext(const GURL& url) {}
-
-void GpuServiceProxy::DidDestroyChannel(int32_t client_id) {}
-
-void GpuServiceProxy::DidLoseContext(bool offscreen,
-                                     gpu::error::ContextLostReason reason,
-                                     const GURL& active_url) {}
-
-void GpuServiceProxy::StoreShaderToDisk(int32_t client_id,
-                                        const std::string& key,
-                                        const std::string& shader) {}
-
-}  // namespace ws
-}  // namespace ui