Added a unique command buffer ID for command buffers.

gpu/gles2_conform_support/egl/display.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 "gpu/gles2_conform_support/egl/display.h"
 
 #include <vector>
 #include "base/at_exit.h"
 #include "base/bind.h"
 #include "base/bind_helpers.h"
@@ skipping 326 matching lines @@
 
 void Display::SetLock(base::Lock*) {
   NOTIMPLEMENTED();
 }
 
 bool Display::IsGpuChannelLost() {
   NOTIMPLEMENTED();
   return false;
 }
 
+gpu::CommandBufferNamespace Display::GetNamespaceID() const {
+  return gpu::CommandBufferNamespace::IN_PROCESS;
+}
+
+uint64_t Display::GetCommandBufferID() const {
+  return 0;
+}
+
 }  // namespace egl