Remove #pragma once from content

content/common/np_channel_base.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 CONTENT_COMMON_NP_CHANNEL_BASE_H_
 #define CONTENT_COMMON_NP_CHANNEL_BASE_H_
-#pragma once
 
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/hash_tables.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/process.h"
 #include "content/common/message_router.h"
 #include "content/common/npobject_base.h"
@@ skipping 175 matching lines @@
   // a result of a sync call from the renderer must unblock the renderer.  We
   // additionally have to do this for async messages from the renderer that
   // have the unblock flag set, since they could be followed by a sync message
   // that won't get dispatched until the call to the renderer is complete.
   bool send_unblocking_only_during_unblock_dispatch_;
 
   DISALLOW_COPY_AND_ASSIGN(NPChannelBase);
 };
 
 #endif  // CONTENT_COMMON_NP_CHANNEL_BASE_H_