Get rid of unnecessary forward declarations in components/autofill/

components/autofill/content/browser/wallet/wallet_signin_helper.h

 // Copyright 2013 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 COMPONENTS_AUTOFILL_CONTENT_BROWSER_WALLET_WALLET_SIGNIN_HELPER_H_
 #define COMPONENTS_AUTOFILL_CONTENT_BROWSER_WALLET_WALLET_SIGNIN_HELPER_H_
 
 #include <string>
 #include <vector>
 
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "net/url_request/url_fetcher_delegate.h"
 
 namespace net {
 class URLFetcher;
 class URLRequestContextGetter;
-class URLRequestStatus;
 }
 
 class GoogleServiceAuthError;
 
 namespace autofill {
 namespace wallet {
 
 class WalletSigninHelperDelegate;
 
 // Authenticates the user against the Online Wallet service.
@@ skipping 45 matching lines @@
 
   base::WeakPtrFactory<WalletSigninHelper> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(WalletSigninHelper);
 };
 
 }  // namespace wallet
 }  // namespace autofill
 
 #endif  // COMPONENTS_AUTOFILL_CONTENT_BROWSER_WALLET_WALLET_SIGNIN_HELPER_H_