mus: Modify mojo command buffer to match current chrome gpu ipc.

components/mus/gles2/command_buffer_impl.h

 // 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.
 
 #ifndef COMPONENTS_MUS_GLES2_COMMAND_BUFFER_IMPL_H_
 #define COMPONENTS_MUS_GLES2_COMMAND_BUFFER_IMPL_H_
 
 #include <stdint.h>
 
 #include "base/macros.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "base/single_thread_task_runner.h"
 #include "components/mus/public/interfaces/command_buffer.mojom.h"
 #include "gpu/command_buffer/common/command_buffer.h"
 #include "mojo/public/cpp/bindings/binding.h"
 
 namespace mus {
 
 class CommandBufferDriver;
-class CommandBufferImplObserver;
 class GpuState;
 
 // This class listens to the CommandBuffer message pipe on a low-latency thread
 // so that we can insert sync points without blocking on the GL driver. It
 // forwards most method calls to the CommandBufferDriver, which runs on the
 // same thread as the native viewport.
 class CommandBufferImpl : public mojom::CommandBuffer {
  public:
   CommandBufferImpl(mojo::InterfaceRequest<CommandBuffer> request,
                     scoped_refptr<GpuState> gpu_state);
   void DidLoseContext(uint32_t reason);
 
-  void set_observer(CommandBufferImplObserver* observer) {
-    observer_ = observer;
-  }
-
  private:
   class CommandBufferDriverClientImpl;
   ~CommandBufferImpl() override;
 
   // mojom::CommandBuffer:
   void Initialize(
-      mojom::CommandBufferLostContextObserverPtr loss_observer,
+      mojom::CommandBufferClientPtr client,
       mojo::ScopedSharedBufferHandle shared_state,
       mojo::Array<int32_t> attribs,
       const mojom::CommandBuffer::InitializeCallback& callback) override;
   void SetGetBuffer(int32_t buffer) override;
   void Flush(int32_t put_offset) override;
   void MakeProgress(
       int32_t last_get_offset,
       const mojom::CommandBuffer::MakeProgressCallback& callback) override;
   void RegisterTransferBuffer(int32_t id,
                               mojo::ScopedSharedBufferHandle transfer_buffer,
                               uint32_t size) override;
   void DestroyTransferBuffer(int32_t id) override;
   void CreateImage(int32_t id,
                    mojo::ScopedHandle memory_handle,
                    int32_t type,
                    mojo::SizePtr size,
                    int32_t format,
                    int32_t internal_format) override;
   void DestroyImage(int32_t id) override;
+  void CreateStreamTexture(
+      uint32_t client_texture_id,
+      const mojom::CommandBuffer::CreateStreamTextureCallback& callback
+      ) override;
+  void ProduceFrontBuffer(const gpu::Mailbox& mailbox) override;
+  void SignalQuery(uint32_t query, uint32_t signal_id) override;
+  void SignalSyncToken(const gpu::SyncToken& sync_token,
+                       uint32_t signal_id) override;
+  void WaitForGetOffsetInRange(
+      int32_t start, int32_t end,
+      const mojom::CommandBuffer::WaitForGetOffsetInRangeCallback& callback
+      ) override;
+  void WaitForTokenInRange(
+      int32_t start, int32_t end,
+      const mojom::CommandBuffer::WaitForGetOffsetInRangeCallback& callback
+      ) override;
 
   // All helper functions are called in the GPU therad.
   void InitializeOnGpuThread(
-      mojom::CommandBufferLostContextObserverPtr loss_observer,
+      mojom::CommandBufferClientPtr client,
       mojo::ScopedSharedBufferHandle shared_state,
       mojo::Array<int32_t> attribs,
       const base::Callback<
           void(mojom::CommandBufferInitializeResultPtr)>& callback);
   bool SetGetBufferOnGpuThread(int32_t buffer);
   bool FlushOnGpuThread(int32_t put_offset, uint32_t order_num);
   bool MakeProgressOnGpuThread(
       int32_t last_get_offset,
       const base::Callback<void(const gpu::CommandBuffer::State&)>& callback);
   bool RegisterTransferBufferOnGpuThread(
@@ skipping 10 matching lines @@
   bool DestroyImageOnGpuThread(int32_t id);
 
   void BindToRequest(mojo::InterfaceRequest<CommandBuffer> request);
 
   void OnConnectionError();
   bool DeleteOnGpuThread();
 
   scoped_refptr<GpuState> gpu_state_;
   scoped_ptr<CommandBufferDriver> driver_;
   scoped_ptr<mojo::Binding<CommandBuffer>> binding_;
-  CommandBufferImplObserver* observer_;
-  mojom::CommandBufferLostContextObserverPtr loss_observer_;
+  mojom::CommandBufferClientPtr client_;
 
   DISALLOW_COPY_AND_ASSIGN(CommandBufferImpl);
 };
 
 }  // namespace mus
 
 #endif  // COMPONENTS_MUS_GLES2_COMMAND_BUFFER_IMPL_H_