[SkiaBenchmarkingExtension] Add draw command timing info.

content/renderer/skia_benchmarking_extension.h

Index: content/renderer/skia_benchmarking_extension.h
diff --git a/content/renderer/skia_benchmarking_extension.h b/content/renderer/skia_benchmarking_extension.h
deleted file mode 100644
index 73d5f83dddf5d5cead64ad5a51bea638ec9d10d9..0000000000000000000000000000000000000000
--- a/content/renderer/skia_benchmarking_extension.h
+++ /dev/null
@@ -1,23 +0,0 @@
-// Copyright (c) 2013 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.
-
-#ifndef CONTENT_RENDERER_SKIA_BENCHMARKING_EXTENSION_H_
-#define CONTENT_RENDERER_SKIA_BENCHMARKING_EXTENSION_H_
-
-namespace v8 {
-class Extension;
-}
-
-namespace content {
-
-// V8 extension for Skia benchmarking
-class SkiaBenchmarkingExtension {
- public:
-  static v8::Extension* Get();
-  static void InitSkGraphics();
-};
-
-}  // namespace content
-
-#endif // CONTENT_RENDERER_SKIA_BENCHMARKING_EXTENSION_H_