Cleanup GpuMemoryBuffer

content/browser/gpu/browser_gpu_memory_buffer_manager.cc

Index: content/browser/gpu/browser_gpu_memory_buffer_manager.cc
diff --git a/content/browser/gpu/browser_gpu_memory_buffer_manager.cc b/content/browser/gpu/browser_gpu_memory_buffer_manager.cc
index a3feef78a5431ad33345e7d82730095ddb55a044..39d129c6d9a490b6695ca8468018069e0b03273a 100644
--- a/content/browser/gpu/browser_gpu_memory_buffer_manager.cc
+++ b/content/browser/gpu/browser_gpu_memory_buffer_manager.cc
@@ -110,10 +110,12 @@ BrowserGpuMemoryBufferManager::GpuMemoryBufferFromClientBuffer(
 void BrowserGpuMemoryBufferManager::ChildProcessDeletedGpuMemoryBuffer(
     gfx::GpuMemoryBufferType type,
     const gfx::GpuMemoryBufferId& id,
-    base::ProcessHandle child_process_handle) {
+    base::ProcessHandle child_process_handle,
+    uint32 sync_point) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
 
-  GpuMemoryBufferImpl::DeletedByChildProcess(type, id, child_process_handle);
+  GpuMemoryBufferImpl::DeletedByChildProcess(
+      type, id, child_process_handle, sync_point);
 }
 
 void BrowserGpuMemoryBufferManager::ProcessRemoved(
@@ -143,4 +145,16 @@ void BrowserGpuMemoryBufferManager::GpuMemoryBufferCreatedOnIO(
   request->event.Signal();
 }
 
+bool BrowserGpuMemoryBufferManager::NeedsDestructionSyncPoint(
+    gfx::GpuMemoryBufferType type) {
+  return GpuMemoryBufferImpl::NeedsDestructionSyncPoint(type);
+}
+
+void BrowserGpuMemoryBufferManager::RecordDestructionSyncPoint(
+    ClientBuffer buffer,
+    uint32 sync_point) {
+  GpuMemoryBufferImpl::FromClientBuffer(buffer)
+      ->set_destruction_sync_point(sync_point);
+}
+
 }  // namespace content