| // 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/test/simple_test_clock.h" | 
 |  | 
 | namespace base { | 
 |  | 
 | SimpleTestClock::SimpleTestClock() = default; | 
 |  | 
 | SimpleTestClock::~SimpleTestClock() = default; | 
 |  | 
 | Time SimpleTestClock::Now() const { | 
 |   AutoLock lock(lock_); | 
 |   return now_; | 
 | } | 
 |  | 
 | void SimpleTestClock::Advance(TimeDelta delta) { | 
 |   AutoLock lock(lock_); | 
 |   now_ += delta; | 
 | } | 
 |  | 
 | void SimpleTestClock::SetNow(Time now) { | 
 |   AutoLock lock(lock_); | 
 |   now_ = now; | 
 | } | 
 |  | 
 | }  // namespace base |