Remove #pragma once from chrome/browser/extensions

chrome/browser/extensions/settings/weak_unlimited_settings_storage.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_SETTINGS_WEAK_UNLIMITED_SETTINGS_STORAGE_H_
 #define CHROME_BROWSER_EXTENSIONS_SETTINGS_WEAK_UNLIMITED_SETTINGS_STORAGE_H_
-#pragma once
 
 #include "base/compiler_specific.h"
 #include "chrome/browser/value_store/value_store.h"
 
 namespace extensions {
 
 // A ValueStore decorator which makes calls through |Set| ignore quota.
 // "Weak" because ownership of the delegate isn't taken; this is designed to be
 // temporarily attached to storage areas.
 class WeakUnlimitedSettingsStorage : public ValueStore {
@@ skipping 23 matching lines @@
  private:
   // The delegate storage area, NOT OWNED.
   ValueStore* const delegate_;
 
   DISALLOW_COPY_AND_ASSIGN(WeakUnlimitedSettingsStorage);
 };
 
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_EXTENSIONS_SETTINGS_WEAK_UNLIMITED_SETTINGS_STORAGE_H_