cc: Add GpuMemoryBufferId to TextureMailbox

cc/test/test_gpu_memory_buffer_manager.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 "cc/test/test_gpu_memory_buffer_manager.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include "base/logging.h"
 #include "base/memory/ptr_util.h"
 #include "base/numerics/safe_conversions.h"
 #include "ui/gfx/buffer_format_util.h"
 #include "ui/gfx/gpu_memory_buffer.h"
 
 namespace cc {
 namespace {
 
+int g_gpu_memory_buffer_id_counter = 0;
+
 class GpuMemoryBufferImpl : public gfx::GpuMemoryBuffer {
  public:
   GpuMemoryBufferImpl(const gfx::Size& size,
                       gfx::BufferFormat format,
                       std::unique_ptr<base::SharedMemory> shared_memory,
                       size_t offset,
                       size_t stride)
-      : size_(size),
+      : id_(++g_gpu_memory_buffer_id_counter),
+        size_(size),
         format_(format),
         shared_memory_(std::move(shared_memory)),
         offset_(offset),
         stride_(stride),
         mapped_(false),
         is_in_use_by_window_server_(false) {}
 
   // Overridden from gfx::GpuMemoryBuffer:
   bool Map() override {
     DCHECK(!mapped_);
@@ skipping 18 matching lines @@
   bool IsInUseByMacOSWindowServer() const override {
     return is_in_use_by_window_server_;
   }
   gfx::Size GetSize() const override { return size_; }
   gfx::BufferFormat GetFormat() const override { return format_; }
   int stride(size_t plane) const override {
     DCHECK_LT(plane, gfx::NumberOfPlanesForBufferFormat(format_));
     return base::checked_cast<int>(gfx::RowSizeForBufferFormat(
         size_.width(), format_, static_cast<int>(plane)));
   }
-  gfx::GpuMemoryBufferId GetId() const override {
-    NOTREACHED();
-    return gfx::GpuMemoryBufferId(0);
-  }
+  gfx::GpuMemoryBufferId GetId() const override { return id_; }
   gfx::GpuMemoryBufferHandle GetHandle() const override {
     gfx::GpuMemoryBufferHandle handle;
     handle.type = gfx::SHARED_MEMORY_BUFFER;
     handle.handle = shared_memory_->handle();
     handle.offset = base::checked_cast<uint32_t>(offset_);
     handle.stride = base::checked_cast<int32_t>(stride_);
     return handle;
   }
   ClientBuffer AsClientBuffer() override {
     return reinterpret_cast<ClientBuffer>(this);
   }
 
   void SetIsInUseByMacOSWindowServer(bool value) {
     is_in_use_by_window_server_ = value;
   }
 
  private:
+  gfx::GpuMemoryBufferId id_;
   const gfx::Size size_;
   gfx::BufferFormat format_;
   std::unique_ptr<base::SharedMemory> shared_memory_;
   size_t offset_;
   size_t stride_;
   bool mapped_;
   bool is_in_use_by_window_server_;
 };
 
 }  // namespace
@@ skipping 45 matching lines @@
 TestGpuMemoryBufferManager::GpuMemoryBufferFromClientBuffer(
     ClientBuffer buffer) {
   return reinterpret_cast<gfx::GpuMemoryBuffer*>(buffer);
 }
 
 void TestGpuMemoryBufferManager::SetDestructionSyncToken(
     gfx::GpuMemoryBuffer* buffer,
     const gpu::SyncToken& sync_token) {}
 
 }  // namespace cc