Reduce usage of MessageLoopProxy in base/

components/signin/core/browser/webdata/token_web_data.cc

 // Copyright 2014 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.
 
 #include "components/signin/core/browser/webdata/token_web_data.h"
 
 #include "base/bind.h"
-#include "base/memory/ref_counted_delete_on_message_loop.h"
+#include "base/memory/ref_counted_delete_on_task_runner.h"
 #include "base/message_loop/message_loop_proxy.h"
 #include "base/stl_util.h"
 #include "components/signin/core/browser/webdata/token_service_table.h"
 #include "components/webdata/common/web_database_service.h"
 
 using base::Bind;
 using base::Time;
 
 class TokenWebDataBackend
-    : public base::RefCountedDeleteOnMessageLoop<TokenWebDataBackend> {
-
+    : public base::RefCountedDeleteOnTaskRunner<TokenWebDataBackend> {
  public:
   TokenWebDataBackend(scoped_refptr<base::MessageLoopProxy> db_thread)
-      : base::RefCountedDeleteOnMessageLoop<TokenWebDataBackend>(db_thread) {
-  }
+      : base::RefCountedDeleteOnTaskRunner<TokenWebDataBackend>(db_thread) {}
 
   WebDatabase::State RemoveAllTokens(WebDatabase* db) {
     if (TokenServiceTable::FromWebDatabase(db)->RemoveAllTokens()) {
       return WebDatabase::COMMIT_NEEDED;
     }
     return WebDatabase::COMMIT_NOT_NEEDED;
   }
 
   WebDatabase::State RemoveTokenForService(
       const std::string& service, WebDatabase* db) {
@@ skipping 18 matching lines @@
     TokenServiceTable::FromWebDatabase(db)->GetAllTokens(&map);
     return scoped_ptr<WDTypedResult>(
         new WDResult<std::map<std::string, std::string> >(TOKEN_RESULT, map));
   }
 
  protected:
   virtual ~TokenWebDataBackend() {
   }
 
  private:
-  friend class base::RefCountedDeleteOnMessageLoop<TokenWebDataBackend>;
+  friend class base::RefCountedDeleteOnTaskRunner<TokenWebDataBackend>;
   friend class base::DeleteHelper<TokenWebDataBackend>;
 };
 
 TokenWebData::TokenWebData(scoped_refptr<WebDatabaseService> wdbs,
                            scoped_refptr<base::MessageLoopProxy> ui_thread,
                            scoped_refptr<base::MessageLoopProxy> db_thread,
                            const ProfileErrorCallback& callback)
     : WebDataServiceBase(wdbs, callback, ui_thread),
       token_backend_(new TokenWebDataBackend(db_thread)) {
 }
@@ skipping 24 matching lines @@
 }
 
 TokenWebData::TokenWebData(scoped_refptr<base::MessageLoopProxy> ui_thread,
                            scoped_refptr<base::MessageLoopProxy> db_thread)
     : WebDataServiceBase(NULL, ProfileErrorCallback(), ui_thread),
       token_backend_(new TokenWebDataBackend(db_thread)) {
 }
 
 TokenWebData::~TokenWebData() {
 }