Move chromeos code to namespace chromeos.

chrome/browser/chromeos/gview_request_interceptor.h

 // Copyright (c) 2009 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_CHROMEOS_GVIEW_REQUEST_INTERCEPTOR_H__
 #define CHROME_BROWSER_CHROMEOS_GVIEW_REQUEST_INTERCEPTOR_H__
 
 #include <string>
 #include "base/hash_tables.h"
 #include "net/url_request/url_request.h"
 
+namespace chromeos {
+
 // This class integrates the Google Document Viewer into ChromeOS,
 // enabling the viewing of supported document types that the user
 // clicks on.  This class will intercept requests to supported
 // document types (such as PDF) and redirect the request to the Google
 // Document Viewer, including the document's original URL as a
 // parameter.
 class GViewRequestInterceptor : public URLRequest::Interceptor {
  public:
   GViewRequestInterceptor();
   virtual ~GViewRequestInterceptor();
 
   // Always returns NULL because we don't want to attempt a redirect
   // before seeing the detected mime type of the request.
   virtual URLRequestJob* MaybeIntercept(URLRequest* request);
 
   // Determines if the requested document can be viewed by the Google
   // Document Viewer.  If it can, returns a URLRequestJob that
   // redirects the browser to the view URL.
   virtual URLRequestJob* MaybeInterceptResponse(URLRequest* request);
 
   // Singleton accessor.
   static URLRequest::Interceptor* GetGViewRequestInterceptor();
 
  private:
   // The list of supported mime types.
   base::hash_set<std::string> supported_mime_types_;
 };
 
+}  // namespace chromeos
+
 #endif  // CHROME_BROWSER_CHROMEOS_GVIEW_REQUEST_INTERCEPTOR_H__
-