Replacing allocate bitmap IPC messages with a new Mojo interface.

content/child/child_shared_bitmap_manager.h

 // Copyright (c) 2013 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 CONTENT_CHILD_CHILD_SHARED_BITMAP_MANAGER_H_
 #define CONTENT_CHILD_CHILD_SHARED_BITMAP_MANAGER_H_
 
 #include <stdint.h>
 
 #include <memory>
 
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/shared_memory.h"
 #include "cc/resources/shared_bitmap_manager.h"
 #include "content/child/thread_safe_sender.h"
+#include "content/common/shared_memory_allocator.mojom.h"
 
 namespace content {
 
 class SharedMemoryBitmap : public cc::SharedBitmap {
  public:
   base::SharedMemory* shared_memory() { return shared_memory_; }
 
  protected:
   SharedMemoryBitmap(uint8_t* pixels,
                      const cc::SharedBitmapId& id,
                      base::SharedMemory* shared_memory);
 
   base::SharedMemory* shared_memory_;
 };
 
 class ChildSharedBitmapManager : public cc::SharedBitmapManager {
  public:
-  ChildSharedBitmapManager(scoped_refptr<ThreadSafeSender> sender);
+  ChildSharedBitmapManager(
+      scoped_refptr<ThreadSafeSender> sender,
+      mojom::SharedMemoryAllocatorPtr shared_memory_allocator);
   ~ChildSharedBitmapManager() override;
 
   // cc::SharedBitmapManager implementation.
   std::unique_ptr<cc::SharedBitmap> AllocateSharedBitmap(
       const gfx::Size& size) override;
   std::unique_ptr<cc::SharedBitmap> GetSharedBitmapFromId(
       const gfx::Size&,
       const cc::SharedBitmapId&) override;
 
   std::unique_ptr<cc::SharedBitmap> GetBitmapForSharedMemory(
       base::SharedMemory* mem);
   std::unique_ptr<SharedMemoryBitmap> AllocateSharedMemoryBitmap(
       const gfx::Size& size);
 
+  void OnBitmapDeleted(const cc::SharedBitmapId& id);
+
  private:
+  void FinishInitialization();
+
+  void NotifyAllocatedSharedBitmap(
+    base::SharedMemory* memory,
+    const cc::SharedBitmapId& id);
+
   scoped_refptr<ThreadSafeSender> sender_;
 
+  mojom::SharedMemoryAllocatorPtrInfo shared_memory_allocator_ptr_info_;
+  mojom::SharedMemoryAllocatorPtr shared_memory_allocator_;
+
+  base::WeakPtrFactory<ChildSharedBitmapManager> weak_factory_;
+
   DISALLOW_COPY_AND_ASSIGN(ChildSharedBitmapManager);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_CHILD_CHILD_SHARED_BITMAP_MANAGER_H_