content: Add DeletedGpuMemoryBuffer IPC.

content/browser/renderer_host/render_process_host_impl.cc

Index: content/browser/renderer_host/render_process_host_impl.cc
diff --git a/content/browser/renderer_host/render_process_host_impl.cc b/content/browser/renderer_host/render_process_host_impl.cc
index db3dea1946bbd01757d470ba70d9ba738d158aa2..eaa128ea0975bcc61e468d3c544a3ba3bc9d5e1a 100644
--- a/content/browser/renderer_host/render_process_host_impl.cc
+++ b/content/browser/renderer_host/render_process_host_impl.cc
@@ -1372,6 +1372,8 @@ bool RenderProcessHostImpl::OnMessageReceived(const IPC::Message& msg) {
       IPC_MESSAGE_HANDLER_DELAY_REPLY(
           ChildProcessHostMsg_SyncAllocateGpuMemoryBuffer,
           OnAllocateGpuMemoryBuffer)
+      IPC_MESSAGE_HANDLER(ChildProcessHostMsg_DeletedGpuMemoryBuffer,
+                          OnDeletedGpuMemoryBuffer)
       IPC_MESSAGE_HANDLER(ViewHostMsg_Close_ACK, OnCloseACK)
 #if defined(ENABLE_WEBRTC)
       IPC_MESSAGE_HANDLER(AecDumpMsg_RegisterAecDumpConsumer,
@@ -2339,4 +2341,11 @@ void RenderProcessHostImpl::GpuMemoryBufferAllocated(
   Send(reply);
 }
 
+void RenderProcessHostImpl::OnDeletedGpuMemoryBuffer(
+    gfx::GpuMemoryBufferType type,
+    const gfx::GpuMemoryBufferId& id) {
+  DCHECK_CURRENTLY_ON(BrowserThread::UI);
+  GpuMemoryBufferImpl::DeletedByChildProcess(type, id, GetHandle());
+}
+
 }  // namespace content