Remove #pragma once from chrome/browser/extensions

chrome/browser/extensions/api/declarative_webrequest/webrequest_condition.h

 // Copyright (c) 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 CHROME_BROWSER_EXTENSIONS_API_DECLARATIVE_WEBREQUEST_WEBREQUEST_CONDITION_H_
 #define CHROME_BROWSER_EXTENSIONS_API_DECLARATIVE_WEBREQUEST_WEBREQUEST_CONDITION_H_
-#pragma once
 
 #include <string>
 #include <vector>
 
 #include "base/basictypes.h"
 #include "base/memory/linked_ptr.h"
 #include "chrome/browser/extensions/api/declarative_webrequest/webrequest_condition_attribute.h"
 #include "chrome/common/extensions/matcher/url_matcher.h"
 
 namespace extensions {
@@ skipping 103 matching lines @@
   typedef std::map<URLMatcherConditionSet::ID, WebRequestCondition*>
       MatchTriggers;
   MatchTriggers match_triggers_;
 
   DISALLOW_COPY_AND_ASSIGN(WebRequestConditionSet);
 };
 
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_EXTENSIONS_API_DECLARATIVE_WEBREQUEST_WEBREQUEST_CONDITION_H_