Revert "Report data usage UMA for Chrome services"

sync/test/fake_server/fake_server_http_post_provider.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 "sync/test/fake_server/fake_server_http_post_provider.h"
 
 #include <string>
 
 #include "base/bind.h"
 #include "base/location.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/weak_ptr.h"
 #include "base/sequenced_task_runner.h"
 #include "base/synchronization/waitable_event.h"
 #include "sync/test/fake_server/fake_server.h"
 
 using syncer::HttpPostProviderInterface;
 
 namespace fake_server {
 
 FakeServerHttpPostProviderFactory::FakeServerHttpPostProviderFactory(
     const base::WeakPtr<FakeServer>& fake_server,
     scoped_refptr<base::SequencedTaskRunner> fake_server_task_runner)
         : fake_server_(fake_server),
           fake_server_task_runner_(fake_server_task_runner) { }
 
 FakeServerHttpPostProviderFactory::~FakeServerHttpPostProviderFactory() { }
 
-void FakeServerHttpPostProviderFactory::Init(
-    const std::string& user_agent,
-    const syncer::BindToTrackerCallback& bind_to_tracker_callback) {}
+void FakeServerHttpPostProviderFactory::Init(const std::string& user_agent) { }
 
 HttpPostProviderInterface* FakeServerHttpPostProviderFactory::Create() {
   FakeServerHttpPostProvider* http =
       new FakeServerHttpPostProvider(fake_server_, fake_server_task_runner_);
   http->AddRef();
   return http;
 }
 
 void FakeServerHttpPostProviderFactory::Destroy(
     HttpPostProviderInterface* http) {
@@ skipping 70 matching lines @@
 
 const std::string FakeServerHttpPostProvider::GetResponseHeaderValue(
     const std::string& name) const {
   return std::string();
 }
 
 void FakeServerHttpPostProvider::Abort() {
 }
 
 }  // namespace fake_server