Provide callback to create mojo AndroidOverlays to AVDA.

media/gpu/ipc/service/gpu_video_decode_accelerator.h

 // Copyright (c) 2012 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 MEDIA_GPU_IPC_SERVICE_GPU_VIDEO_DECODE_ACCELERATOR_H_
 #define MEDIA_GPU_IPC_SERVICE_GPU_VIDEO_DECODE_ACCELERATOR_H_
 
 #include <stdint.h>
 
 #include <map>
 #include <memory>
 #include <vector>
 
 #include "base/compiler_specific.h"
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/shared_memory.h"
 #include "base/synchronization/waitable_event.h"
 #include "gpu/command_buffer/service/texture_manager.h"
 #include "gpu/config/gpu_info.h"
 #include "gpu/ipc/service/gpu_command_buffer_stub.h"
 #include "ipc/ipc_listener.h"
 #include "ipc/ipc_sender.h"
+#include "media/base/android_overlay_mojo_factory.h"
 #include "media/gpu/gpu_video_decode_accelerator_helpers.h"
 #include "media/video/video_decode_accelerator.h"
 #include "ui/gfx/geometry/size.h"
 
 namespace gpu {
 class GpuDriverBugWorkarounds;
 struct GpuPreferences;
 }  // namespace gpu
 
 namespace media {
 
 class GpuVideoDecodeAccelerator
     : public IPC::Listener,
       public IPC::Sender,
       public VideoDecodeAccelerator::Client,
       public gpu::GpuCommandBufferStub::DestructionObserver {
  public:
   // Each of the arguments to the constructor must outlive this object.
   // |stub->decoder()| will be made current around any operation that touches
   // the underlying VDA so that it can make GL calls safely.
   GpuVideoDecodeAccelerator(
       int32_t host_route_id,
       gpu::GpuCommandBufferStub* stub,
-      const scoped_refptr<base::SingleThreadTaskRunner>& io_task_runner);
+      const scoped_refptr<base::SingleThreadTaskRunner>& io_task_runner,
+      const AndroidOverlayMojoFactoryCB& factory);
 
   // Static query for the capabilities, which includes the supported profiles.
   // This query calls the appropriate platform-specific version.  The returned
   // capabilities will not contain duplicate supported profile entries.
   static gpu::VideoDecodeAcceleratorCapabilities GetCapabilities(
       const gpu::GpuPreferences& gpu_preferences,
       const gpu::GpuDriverBugWorkarounds& workarounds);
 
   // IPC::Listener implementation.
   bool OnMessageReceived(const IPC::Message& message) override;
@@ skipping 86 matching lines @@
   // Used to wait on for |filter_| to be removed, before we can safely
   // destroy the VDA.
   base::WaitableEvent filter_removed_;
 
   // GPU child thread task runner.
   const scoped_refptr<base::SingleThreadTaskRunner> child_task_runner_;
 
   // GPU IO thread task runner.
   const scoped_refptr<base::SingleThreadTaskRunner> io_task_runner_;
 
+  // Optional factory for mojo-based android overlays.
+  AndroidOverlayMojoFactoryCB overlay_factory_cb_;
+
   // Weak pointers will be invalidated on IO thread.
   base::WeakPtrFactory<Client> weak_factory_for_io_;
 
   // Protects |uncleared_textures_| when DCHECK is on. This is for debugging
   // only. We don't want to hold a lock on IO thread. When DCHECK is off,
   // |uncleared_textures_| is only accessed from the child thread.
   base::Lock debug_uncleared_textures_lock_;
 
   // A map from picture buffer ID to set of TextureRefs that have not been
   // cleared.
   std::map<int32_t, std::vector<scoped_refptr<gpu::gles2::TextureRef>>>
       uncleared_textures_;
 
   DISALLOW_IMPLICIT_CONSTRUCTORS(GpuVideoDecodeAccelerator);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_GPU_IPC_SERVICE_GPU_VIDEO_DECODE_ACCELERATOR_H_