Move blink scheduler implementation into a component

components/scheduler/renderer/deadline_task_runner_unittest.cc

 // Copyright 2015 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/renderer/scheduler/deadline_task_runner.h"
+#include "components/scheduler/renderer/deadline_task_runner.h"
 
 #include "cc/test/ordered_simple_task_runner.h"
 #include "cc/test/test_now_source.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
-namespace content {
+namespace scheduler {
 
 class DeadlineTaskRunnerTest : public testing::Test {
  public:
   DeadlineTaskRunnerTest() {}
   ~DeadlineTaskRunnerTest() override {}
 
   void SetUp() override {
     clock_ = cc::TestNowSource::Create(5000);
     mock_task_runner_ = new cc::OrderedSimpleTaskRunner(clock_, true);
     deadline_task_runner_.reset(new DeadlineTaskRunner(
@@ skipping 65 matching lines @@
   deadline_task_runner_->SetDeadline(
       FROM_HERE, base::TimeDelta::FromMilliseconds(10), clock_->Now());
 
   // Deleting the pending task should cancel it.
   deadline_task_runner_.reset(nullptr);
   RunUntilIdle();
 
   EXPECT_TRUE(run_times_.empty());
 };
 
-}  // namespace content
+}  // namespace scheduler