[Sync] Switch bots to run integ tests for autofill as USS.

components/sync/driver/model_type_controller.h

 // 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.
 
 #ifndef COMPONENTS_SYNC_DRIVER_MODEL_TYPE_CONTROLLER_H_
 #define COMPONENTS_SYNC_DRIVER_MODEL_TYPE_CONTROLLER_H_
 
 #include <memory>
 #include <string>
 
+#include "base/callback.h"
 #include "base/macros.h"
 #include "base/memory/weak_ptr.h"
 #include "base/single_thread_task_runner.h"
 #include "components/sync/base/model_type.h"
 #include "components/sync/base/sync_prefs.h"
 #include "components/sync/driver/data_type_controller.h"
 #include "components/sync/model/model_error.h"
 #include "components/sync/model/sync_error.h"
 
 namespace syncer {
 
+class ModelTypeSyncBridge;
 class SyncClient;
 struct ActivationContext;
 
 // DataTypeController implementation for Unified Sync and Storage model types.
 class ModelTypeController : public DataTypeController {
  public:
+  using BridgeProvider = base::Callback<base::WeakPtr<ModelTypeSyncBridge>()>;
+  using BridgeTask = base::Callback<void(ModelTypeSyncBridge*)>;
+
   ModelTypeController(
       ModelType type,
       SyncClient* sync_client,
       const scoped_refptr<base::SingleThreadTaskRunner>& model_thread);
   ~ModelTypeController() override;
 
   // DataTypeController implementation.
   bool ShouldLoadModelBeforeConfigure() const override;
   void BeforeLoadModels(ModelTypeConfigurer* configurer) override;
   void LoadModels(const ModelLoadCallback& model_load_callback) override;
@@ skipping 16 matching lines @@
   // are loaded this function should be called to let the base class
   // implementation know that it is safe to continue with the activation.
   // The error indicates whether the loading completed successfully.
   void LoadModelsDone(ConfigureResult result, const SyncError& error);
 
   // The function will do the real work when OnProcessorStarted got called. This
   // is called on the UI thread.
   void OnProcessorStarted(
       std::unique_ptr<ActivationContext> activation_context);
 
+  // Bridge accessor that can be overridden. This will be called on the UI
+  // thread, but the callback will only be run on the model thread.
+  virtual BridgeProvider GetBridgeProvider();
+
+  // Post the given task that requires the bridge object to run to the model
+  // thread, where the bridge lives.
+  void PostBridgeTask(const tracked_objects::Location& location,
+                      const BridgeTask& task);
+
   // The sync client, which provides access to this type's ModelTypeSyncBridge.
   SyncClient* const sync_client_;
 
   // The thread the model type lives on.
   scoped_refptr<base::SingleThreadTaskRunner> model_thread_;
 
   // Sync prefs. Used for determinig if DisableSync should be called during call
   // to Stop().
   SyncPrefs sync_prefs_;
 
@@ skipping 12 matching lines @@
   // something the first time after the type is enabled.
   // TODO(crbug.com/647505): Remove this once the DTM handles things better.
   bool activated_ = false;
 
   DISALLOW_COPY_AND_ASSIGN(ModelTypeController);
 };
 
 }  // namespace syncer
 
 #endif  // COMPONENTS_SYNC_DRIVER_MODEL_TYPE_CONTROLLER_H_