Replaced TestNowSource with SimpleTestTickClock.

components/scheduler/test/test_always_fail_time_source.cc

Index: components/scheduler/test/test_always_fail_time_source.cc
diff --git a/components/scheduler/test/test_always_fail_time_source.cc b/components/scheduler/test/test_always_fail_time_source.cc
new file mode 100644
index 0000000000000000000000000000000000000000..3e5886b95e16875e1b9a15fd5e77438e72d81e5d
--- /dev/null
+++ b/components/scheduler/test/test_always_fail_time_source.cc
@@ -0,0 +1,23 @@
+// 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 "components/scheduler/test/test_always_fail_time_source.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+namespace scheduler {
+
+TestAlwaysFailTimeSource::TestAlwaysFailTimeSource(
+    base::SimpleTestTickClock* time_source)
+    : time_source_(time_source) {
+}
+
+TestAlwaysFailTimeSource::~TestAlwaysFailTimeSource() {
+}
+
+base::TimeTicks TestAlwaysFailTimeSource::NowTicks() {
+  EXPECT_FALSE(true) << "NowTicks() was called!";

[Sami, 2015/06/05 17:11:07]

Ah, good point about FAIL(). Could we use ADD_FAILURE() instead?

[Ankur Verma, 2015/06/08 07:11:34]

Done.

+  return base::TimeTicks();
+}
+
+}  // namespace scheduler