Move AccessTokenStore to Content API, now that it is a pure-virtual class.

content/browser/geolocation/location_provider.h

 // Copyright (c) 2011 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.
 
 // A location provider provides position information from a particular source
 // (GPS, network etc).
 //
 // This file declares a base class to be used by all location providers.
 // Primarily, this class declares interface methods to be implemented by
 // derived classes.
 
 #ifndef CONTENT_BROWSER_GEOLOCATION_LOCATION_PROVIDER_H_
 #define CONTENT_BROWSER_GEOLOCATION_LOCATION_PROVIDER_H_
 #pragma once
 
 #include <map>
 
 #include "base/string16.h"
 #include "base/threading/non_thread_safe.h"
 #include "content/common/content_export.h"
 
-class AccessTokenStore;
 struct Geoposition;
 class GURL;
 
+namespace content {
+class AccessTokenStore;
+}
+
 namespace net {
 class URLRequestContextGetter;
 }
 
 // The base class used by all location providers.
 class CONTENT_EXPORT LocationProviderBase
     : NON_EXPORTED_BASE(public base::NonThreadSafe) {
  public:
   // Clients of the location provider must implement this interface. All call-
   // backs to this interface will happen in the context of the thread on which
@@ skipping 50 matching lines @@
  private:
   // The listeners registered to this provider. For each listener, we store a
   // ref count.
   typedef std::map<ListenerInterface*, int> ListenerMap;
   ListenerMap listeners_;
 };
 
 // Factory functions for the various types of location provider to abstract
 // over the platform-dependent implementations.
 CONTENT_EXPORT LocationProviderBase* NewNetworkLocationProvider(
-    AccessTokenStore* access_token_store,
+    content::AccessTokenStore* access_token_store,
     net::URLRequestContextGetter* context,
     const GURL& url,
     const string16& access_token);
 LocationProviderBase* NewSystemLocationProvider();
 
 #endif  // CONTENT_BROWSER_GEOLOCATION_LOCATION_PROVIDER_H_