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/external_protocol_handler_win.cc

@@ -2,14 +2,15 @@
 // reserved. Use of this source code is governed by a BSD-style license that
 // can be found in the LICENSE file.
 
-#include "external_protocol_handler.h"
+#include "libcef/external_protocol_handler.h"
+
+#include <windows.h>
+#include <shellapi.h>
 
 #include "base/utf_string_conversions.h"
 #include "base/win/registry.h"
 #include "googleurl/src/gurl.h"
 
-#include <shellapi.h>
-
 namespace ExternalProtocolHandler {
 
 // According to Mozilla in uriloader/exthandler/win/nsOSHelperAppService.cpp:
@@ -44,9 +45,9 @@ bool HandleExternalProtocol(const GURL& gurl) {
   if (address.length() > kMaxAddressLengthChars)
     return false;
 
-  ShellExecuteA(NULL, "open", address.c_str(), NULL, NULL, SW_SHOWNORMAL);   
+  ShellExecuteA(NULL, "open", address.c_str(), NULL, NULL, SW_SHOWNORMAL);
 
   return true;
 }
 
-} // namespace ExternalProtocolHandler
+}  // namespace ExternalProtocolHandler