Remove the last Chrome dependencies from renderer, and enforce no more includes through DEPS. I ...

chrome/common/prerender_constants.h

Index: chrome/common/prerender_constants.h
===================================================================
--- chrome/common/prerender_constants.h	(revision 81920)
+++ chrome/common/prerender_constants.h	(working copy)
@@ -1,21 +0,0 @@
-// Copyright (c) 2011 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.
-
-// Constants related to the prerendering feature in chrome.
-
-#ifndef CHROME_COMMON_PRERENDER_CONSTANTS_H_
-#define CHROME_COMMON_PRERENDER_CONSTANTS_H_
-#pragma once
-
-namespace prerender {
-
-enum PrerenderCancellationReason {
-  PRERENDER_CANCELLATION_REASON_FIRST_UNUSED,
-  PRERENDER_CANCELLATION_REASON_HTML5_MEDIA,
-  PRERENDER_CANCELLATION_REASON_LAST_UNUSED,
-};
-
-}  // namespace prerender
-
-#endif  // CHROME_COMMON_PRERENDER_CONSTANTS_H_