Fix uses of TimeDelta in base/test.

base/test/task_runner_test_template.h

Index: base/test/task_runner_test_template.h
diff --git a/base/test/task_runner_test_template.h b/base/test/task_runner_test_template.h
index 2080bcdf53171ea58042d0307a4aa3c5cc4ee652..0fb7a5aa272f123e8e9c28a99f7f9945af6af832 100644
--- a/base/test/task_runner_test_template.h
+++ b/base/test/task_runner_test_template.h
@@ -148,7 +148,8 @@ TYPED_TEST_P(TaskRunnerTest, Delayed) {
   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];
     }
   }