Initial clear server data impl

components/browser_sync/profile_sync_service.h

 // Copyright (c) 2012 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_BROWSER_SYNC_PROFILE_SYNC_SERVICE_H_
 #define COMPONENTS_BROWSER_SYNC_PROFILE_SYNC_SERVICE_H_
 
 #include <memory>
 #include <set>
 #include <string>
@@ skipping 551 matching lines @@
 
   // Sometimes we need to wait for tasks on the sync thread in tests.
   base::MessageLoop* GetSyncLoopForTest() const;
 
   // Some tests rely on injecting calls to the encryption observer.
   syncer::SyncEncryptionHandler::Observer* GetEncryptionObserverForTest() const;
 
   // Triggers sync cycle with request to update specified |types|.
   void RefreshTypesForTest(syncer::ModelTypeSet types);
 
+  // Calls sync engine to send ClearServerDataMessage to server. This is used
+  // to start accounts with a clean slate when performing end to end testing.
+  void ClearServerDataForTest(const base::Closure& callback);
+
  protected:
   // SyncServiceBase implementation.
   syncer::SyncCredentials GetCredentials() override;
   syncer::WeakHandle<syncer::JsEventHandler> GetJsEventHandler() override;
   syncer::SyncEngine::HttpPostProviderFactoryGetter
   MakeHttpPostProviderFactoryGetter() override;
   syncer::WeakHandle<syncer::UnrecoverableErrorHandler>
   GetUnrecoverableErrorHandler() override;
 
  private:
@@ skipping 310 matching lines @@
   base::WeakPtrFactory<ProfileSyncService> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(ProfileSyncService);
 };
 
 bool ShouldShowActionOnUI(const syncer::SyncProtocolError& error);
 
 }  // namespace browser_sync
 
 #endif  // COMPONENTS_BROWSER_SYNC_PROFILE_SYNC_SERVICE_H_