Creating utility for converting TimeTicks to WebKit double and use it in the Chrome compositor.

webkit/renderer/compositor_bindings/webkit_time.h

Index: webkit/renderer/compositor_bindings/webkit_time.h
diff --git a/webkit/renderer/compositor_bindings/webkit_time.h b/webkit/renderer/compositor_bindings/webkit_time.h
new file mode 100644
index 0000000000000000000000000000000000000000..19623b050e44a04e5fc8e36e46e02cc70fd36d40
--- /dev/null
+++ b/webkit/renderer/compositor_bindings/webkit_time.h
@@ -0,0 +1,18 @@
+// Copyright 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.
+
+#ifndef WEBKIT_RENDERER_COMPOSITOR_BINDINGS_WEBKIT_TIME_H_
+#define WEBKIT_RENDERER_COMPOSITOR_BINDINGS_WEBKIT_TIME_H_
+
+#include "base/time/time.h"
+#include "webkit/renderer/compositor_bindings/webkit_compositor_bindings_export.h"
+
+namespace webkit {
+
+base::TimeTicks FromWebKitTime(double monotonic_time);
+double ToWebKitTime(base::TimeTicks monotonic_time);
+
+}  // namespace webkit
+
+#endif  // WEBKIT_RENDERER_COMPOSITOR_BINDINGS_WEBKIT_TIME_H_