Revert "Report data usage UMA for Chrome services"

sync/internal_api/sync_manager_impl_unittest.cc

 // Copyright 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.
 
 // Unit tests for the SyncApi. Note that a lot of the underlying
 // functionality is provided by the Syncable layer, which has its own
 // unit tests. We'll test SyncApi specific things in this harness.
 
 #include <cstddef>
 #include <map>
@@ skipping 783 matching lines @@
   const std::string GetResponseHeaderValue(
       const std::string& name) const override {
     return std::string();
   }
   void Abort() override {}
 };
 
 class TestHttpPostProviderFactory : public HttpPostProviderFactory {
  public:
   ~TestHttpPostProviderFactory() override {}
-  void Init(const std::string& user_agent,
-            const BindToTrackerCallback& bind_to_tracker_callback) override {}
+  void Init(const std::string& user_agent) override {}
   HttpPostProviderInterface* Create() override {
     return new TestHttpPostProviderInterface();
   }
   void Destroy(HttpPostProviderInterface* http) override {
     delete static_cast<TestHttpPostProviderInterface*>(http);
   }
 };
 
 class SyncManagerObserverMock : public SyncManager::Observer {
  public:
@@ skipping 2540 matching lines @@
 // SyncManagerInitInvalidStorageTest::GetFactory will return
 // DirectoryBackingStore that ensures that SyncManagerImpl::OpenDirectory fails.
 // SyncManagerImpl initialization is done in SyncManagerTest::SetUp. This test's
 // task is to ensure that SyncManagerImpl reported initialization failure in
 // OnInitializationComplete callback.
 TEST_F(SyncManagerInitInvalidStorageTest, FailToOpenDatabase) {
   EXPECT_FALSE(initialization_succeeded_);
 }
 
 }  // namespace syncer