Plumb a Browser->GPU surface destruction message for Android VDAs

content/gpu/gpu_child_thread.cc

 // 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.
 
 #include "content/gpu/gpu_child_thread.h"
 
 #include <stddef.h>
 #include <utility>
 
 #include "base/bind.h"
@@ skipping 27 matching lines @@
 #include "ui/gl/gl_implementation.h"
 #include "ui/gl/gl_switches.h"
 #include "ui/gl/gpu_switching_manager.h"
 #include "url/gurl.h"
 
 #if defined(USE_OZONE)
 #include "ui/ozone/public/gpu_platform_support.h"
 #include "ui/ozone/public/ozone_platform.h"
 #endif
 
+#if defined(OS_ANDROID)
+#include "content/common/gpu/media/avda_surface_tracker.h"
+#endif
+
 namespace content {
 namespace {
 
 base::LazyInstance<base::ThreadLocalPointer<GpuChildThread>> g_lazy_tls =
     LAZY_INSTANCE_INITIALIZER;
 
 static base::LazyInstance<scoped_refptr<ThreadSafeSender> >
     g_thread_safe_sender = LAZY_INSTANCE_INITIALIZER;
 
 bool GpuProcessLogMessageHandler(int severity,
@@ skipping 216 matching lines @@
 #if defined(OS_MACOSX)
     IPC_MESSAGE_HANDLER(AcceleratedSurfaceMsg_BufferPresented,
                         OnBufferPresented)
 #endif
     IPC_MESSAGE_HANDLER(GpuMsg_EstablishChannel, OnEstablishChannel)
     IPC_MESSAGE_HANDLER(GpuMsg_CloseChannel, OnCloseChannel)
     IPC_MESSAGE_HANDLER(GpuMsg_DestroyGpuMemoryBuffer, OnDestroyGpuMemoryBuffer)
     IPC_MESSAGE_HANDLER(GpuMsg_LoadedShader, OnLoadedShader)
 #if defined(OS_ANDROID)
     IPC_MESSAGE_HANDLER(GpuMsg_WakeUpGpu, OnWakeUpGpu);
+    IPC_MESSAGE_HANDLER(GpuMsg_DestroyingVideoSurface,
+                        OnDestroyingVideoSurface);
 #endif
     IPC_MESSAGE_UNHANDLED(handled = false)
   IPC_END_MESSAGE_MAP()
   if (handled)
     return true;
 
   return false;
 }
 
 void GpuChildThread::SetActiveURL(const GURL& url) {
@@ skipping 258 matching lines @@
     const gpu::SyncToken& sync_token) {
   if (gpu_channel_manager_)
     gpu_channel_manager_->DestroyGpuMemoryBuffer(id, client_id, sync_token);
 }
 
 #if defined(OS_ANDROID)
 void GpuChildThread::OnWakeUpGpu() {
   if (gpu_channel_manager_)
     gpu_channel_manager_->WakeUpGpu();
 }
+
+void GpuChildThread::OnDestroyingVideoSurface(int surface_id) {
+  AVDASurfaceTracker::GetInstance()->NotifyDestroyingSurface(surface_id);
+  Send(new GpuHostMsg_DestroyingVideoSurfaceAck(surface_id));
+}
 #endif
 
 void GpuChildThread::OnLoseAllContexts() {
   if (gpu_channel_manager_) {
     gpu_channel_manager_->DestroyAllChannels();
     media_service_->DestroyAllChannels();
   }
 }
 
 void GpuChildThread::BindProcessControlRequest(
     mojo::InterfaceRequest<mojom::ProcessControl> request) {
   DVLOG(1) << "GPU: Binding ProcessControl request";
   DCHECK(process_control_);
   process_control_bindings_.AddBinding(process_control_.get(),
                                        std::move(request));
 }
 
 }  // namespace content