sync: change semantics (and name) of SigninManager::GetUsername

chrome/browser/webdata/web_data_service.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.
 
 #ifndef CHROME_BROWSER_WEBDATA_WEB_DATA_SERVICE_H__
 #define CHROME_BROWSER_WEBDATA_WEB_DATA_SERVICE_H__
 #pragma once
 
 #include <map>
 #include <string>
@@ skipping 379 matching lines @@
   //////////////////////////////////////////////////////////////////////////////
 
   // Set a token to use for a specified service.
   void SetTokenForService(const std::string& service,
                           const std::string& token);
 
   // Remove all tokens stored in the web database.
   void RemoveAllTokens();
 
   // Null on failure. Success is WDResult<std::vector<std::string> >
-  Handle GetAllTokens(WebDataServiceConsumer* consumer);
+  virtual Handle GetAllTokens(WebDataServiceConsumer* consumer);
 
   //////////////////////////////////////////////////////////////////////////////
   //
   // Password manager
   // NOTE: These methods are all deprecated; new clients should use
   // PasswordStore. These are only still here because Windows is (temporarily)
   // still using them for its PasswordStore implementation.
   //
   //////////////////////////////////////////////////////////////////////////////
 
@@ skipping 335 matching lines @@
   // result can be NULL, if no result is expected or if the database could
   // not be opened. The result object is destroyed after this call.
   virtual void OnWebDataServiceRequestDone(WebDataService::Handle h,
                                            const WDTypedResult* result) = 0;
 
  protected:
   virtual ~WebDataServiceConsumer() {}
 };
 
 #endif  // CHROME_BROWSER_WEBDATA_WEB_DATA_SERVICE_H__