sync: Introduce ModelTypeRegistry and helpers

sync/engine/sync_scheduler_unittest.cc

 // 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.
 
 #include "base/bind.h"
 #include "base/callback.h"
 #include "base/compiler_specific.h"
 #include "base/memory/weak_ptr.h"
 #include "base/message_loop/message_loop.h"
 #include "base/test/test_timeouts.h"
@@ skipping 112 matching lines @@
     workers_.clear();
     workers_.push_back(make_scoped_refptr(new FakeModelWorker(GROUP_UI)));
     workers_.push_back(make_scoped_refptr(new FakeModelWorker(GROUP_DB)));
     workers_.push_back(make_scoped_refptr(new FakeModelWorker(GROUP_PASSIVE)));
 
     std::vector<ModelSafeWorker*> workers;
     for (std::vector<scoped_refptr<FakeModelWorker> >::iterator it =
          workers_.begin(); it != workers_.end(); ++it) {
       workers.push_back(it->get());
     }
+    model_type_registry_.reset(new ModelTypeRegistry(workers, directory()));
 
     connection_.reset(new MockConnectionManager(directory(),
                                                 &cancelation_signal_));
     connection_->SetServerReachable();
     context_.reset(new SyncSessionContext(
-            connection_.get(), directory(), workers,
+            connection_.get(), directory(),
             extensions_activity_.get(),
             std::vector<SyncEngineEventListener*>(), NULL, NULL,
+            model_type_registry_.get(),
             true,  // enable keystore encryption
             false,  // force enable pre-commit GU avoidance
             "fake_invalidator_client_id"));
-    context_->set_routing_info(routing_info_);
+    context_->SetRoutingInfo(routing_info_);
     context_->set_notifications_enabled(true);
     context_->set_account_name("Test");
     scheduler_.reset(
         new SyncSchedulerImpl("TestSyncScheduler",
             BackoffDelayProvider::FromDefaults(),
             context(),
             syncer_));
   }
 
   SyncSchedulerImpl* scheduler() { return scheduler_.get(); }
@@ skipping 63 matching lines @@
 
  private:
   syncable::Directory* directory() {
     return dir_maker_.directory();
   }
 
   base::MessageLoop loop_;
   TestDirectorySetterUpper dir_maker_;
   CancelationSignal cancelation_signal_;
   scoped_ptr<MockConnectionManager> connection_;
+  scoped_ptr<ModelTypeRegistry> model_type_registry_;
   scoped_ptr<SyncSessionContext> context_;
   scoped_ptr<SyncSchedulerImpl> scheduler_;
   MockSyncer* syncer_;
   MockDelayProvider* delay_;
   std::vector<scoped_refptr<FakeModelWorker> > workers_;
   scoped_refptr<ExtensionsActivity> extensions_activity_;
   ModelSafeRoutingInfo routing_info_;
   base::WeakPtrFactory<SyncSchedulerTest> weak_ptr_factory_;
 };
 
@@ skipping 645 matching lines @@
 
   // Switch to NORMAL_MODE to ensure NUDGES were properly saved and run.
   scheduler()->OnReceivedLongPollIntervalUpdate(TimeDelta::FromDays(1));
   SyncShareTimes times2;
   EXPECT_CALL(*syncer(), NormalSyncShare(_,_,_))
       .WillOnce(DoAll(Invoke(sessions::test_util::SimulateNormalSuccess),
                       RecordSyncShare(&times2)));
 
   // TODO(tim): Figure out how to remove this dangerous need to reset
   // routing info between mode switches.
-  context()->set_routing_info(routing_info());
+  context()->SetRoutingInfo(routing_info());
   StartSyncScheduler(SyncScheduler::NORMAL_MODE);
 
   RunLoop();
   Mock::VerifyAndClearExpectations(syncer());
 }
 
 class BackoffTriggersSyncSchedulerTest : public SyncSchedulerTest {
   virtual void SetUp() {
     SyncSchedulerTest::SetUp();
     UseMockDelayProvider();
@@ skipping 386 matching lines @@
   EXPECT_CALL(*syncer(), PollSyncShare(_,_))
       .WillOnce(DoAll(Invoke(sessions::test_util::SimulatePollSuccess),
                       RecordSyncShare(&times)));
   scheduler()->OnCredentialsUpdated();
   connection()->SetServerStatus(HttpResponse::SERVER_CONNECTION_OK);
   RunLoop();
   StopSyncScheduler();
 }
 
 }  // namespace syncer