Make CEF compliant with Google/Chromium style (issue #473).

- Add a new check_style tool based on Google's cpplint that can be used to verify compliance of pending changes and specific files/directories.
- Update existing CEF source code to be compliant with the style requirements.

git-svn-id: https://chromiumembedded.googlecode.com/svn/trunk@463 5089003a-bbd8-11dd-ad1f-f1f9622dbc98

libcef/browser_appcache_system.cc

@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "browser_appcache_system.h"
-#include "browser_resource_loader_bridge.h"
+#include "libcef/browser_appcache_system.h"
+#include "libcef/browser_resource_loader_bridge.h"
 
 #include <string>
 #include <vector>
@@ -347,7 +347,7 @@ class BrowserBackendProxy
 };
 
 
-// BrowserAppCacheSystem --------------------------------------------------------
+// BrowserAppCacheSystem -------------------------------------------------------
 
 // This class only works for a single process browser.
 static const int kSingleProcessId = 1;