Fix uses of TimeDelta in base/test.

base/test/task_runner_test_template.h

 // 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.
 
 // This class defines tests that implementations of TaskRunner should
 // pass in order to be conformant.  Here's how you use it to test your
 // implementation.
 //
 // Say your class is called MyTaskRunner.  Then you need to define a
 // class called MyTaskRunnerTestDelegate in my_task_runner_unittest.cc
@@ skipping 130 matching lines @@
   }
 
   std::map<int, int> expected_task_run_counts;
 
   this->delegate_.StartTaskRunner();
   scoped_refptr<TaskRunner> task_runner = this->delegate_.GetTaskRunner();
   // Post each ith task i+1 times with delays from 0-i.
   for (int i = 0; i < 20; ++i) {
     const Closure& ith_task = this->task_tracker_->WrapTask(Closure(), i);
     for (int j = 0; j < i + 1; ++j) {
-      task_runner->PostDelayedTask(FROM_HERE, ith_task, j);
+      task_runner->PostDelayedTask(
+          FROM_HERE, ith_task, base::TimeDelta::FromMilliseconds(j));
       ++expected_task_run_counts[i];
     }
   }
   this->delegate_.StopTaskRunner();
 
   EXPECT_EQ(expected_task_run_counts,
             this->task_tracker_->GetTaskRunCounts());
 }
 
 namespace internal {
@@ skipping 44 matching lines @@
   EXPECT_EQ(expected_task_run_counts,
             this->task_tracker_->GetTaskRunCounts());
 }
 
 REGISTER_TYPED_TEST_CASE_P(
     TaskRunnerTest, Basic, Delayed, RunsTasksOnCurrentThread);
 
 }  // namespace base
 
 #endif  //#define BASE_TEST_TASK_RUNNER_TEST_TEMPLATE_H_