Cleanup GpuMemoryBuffer

content/child/child_gpu_memory_buffer_manager.cc

Index: content/child/child_gpu_memory_buffer_manager.cc
diff --git a/content/child/child_gpu_memory_buffer_manager.cc b/content/child/child_gpu_memory_buffer_manager.cc
index 9965435923441f0e076efe76ac6d1ca8dd05c1b8..f56c60a5fc7d4054a4a45bfc0f8fd3ccc61fc73e 100644
--- a/content/child/child_gpu_memory_buffer_manager.cc
+++ b/content/child/child_gpu_memory_buffer_manager.cc
@@ -13,10 +13,12 @@ namespace {
 
 void DeletedGpuMemoryBuffer(ThreadSafeSender* sender,
                             gfx::GpuMemoryBufferType type,
-                            const gfx::GpuMemoryBufferId& id) {
+                            const gfx::GpuMemoryBufferId& id,
+                            uint32 sync_point) {
   TRACE_EVENT0("renderer",
                "ChildGpuMemoryBufferManager::DeletedGpuMemoryBuffer");
-  sender->Send(new ChildProcessHostMsg_DeletedGpuMemoryBuffer(type, id));
+  sender->Send(
+      new ChildProcessHostMsg_DeletedGpuMemoryBuffer(type, id, sync_point));
 }
 
 }  // namespace
@@ -56,7 +58,7 @@ ChildGpuMemoryBufferManager::AllocateGpuMemoryBuffer(
           &DeletedGpuMemoryBuffer, sender_, handle.type, handle.global_id)));
   if (!buffer) {
     sender_->Send(new ChildProcessHostMsg_DeletedGpuMemoryBuffer(
-        handle.type, handle.global_id));
+        handle.type, handle.global_id, 0));
     return scoped_ptr<gfx::GpuMemoryBuffer>();
   }
 
@@ -69,4 +71,11 @@ ChildGpuMemoryBufferManager::GpuMemoryBufferFromClientBuffer(
   return GpuMemoryBufferImpl::FromClientBuffer(buffer);
 }
 
+void ChildGpuMemoryBufferManager::SetDestructionSyncPoint(
+    gfx::GpuMemoryBuffer* buffer,
+    uint32 sync_point) {
+  static_cast<GpuMemoryBufferImpl*>(buffer)
+      ->set_destruction_sync_point(sync_point);
+}
+
 }  // namespace content