[Reland] Per WebViewScheduler virtual time

content/test/fake_renderer_scheduler.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 "content/test/fake_renderer_scheduler.h"
 
 #include "third_party/WebKit/public/platform/WebThread.h"
 
 namespace content {
 
@@ skipping 105 matching lines @@
 
 void FakeRendererScheduler::SuspendTimerQueue() {
 }
 
 void FakeRendererScheduler::ResumeTimerQueue() {
 }
 
 void FakeRendererScheduler::SetTimerQueueSuspensionWhenBackgroundedEnabled(
     bool enabled) {}
 
-double FakeRendererScheduler::VirtualTimeSeconds() const {
-  return 0.0;
-}
-
-double FakeRendererScheduler::
-    MonotonicallyIncreasingVirtualTimeSeconds() const {
-  return 0.0;
-}
-
 }  // namespace content