Remove parts of //cc we aren't using

cc/base/unique_notifier_unittest.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 "base/bind.h"
-#include "base/bind_helpers.h"
-#include "base/message_loop/message_loop_proxy.h"
-#include "base/run_loop.h"
-#include "base/single_thread_task_runner.h"
-#include "cc/base/unique_notifier.h"
-#include "testing/gtest/include/gtest/gtest.h"
-
-namespace cc {
-namespace {
-
-class UniqueNotifierTest : public testing::Test {
- public:
-  UniqueNotifierTest() : notification_count_(0) {}
-
-  void SetUp() override { ResetNotificationCount(); }
-
-  void Notify() { ++notification_count_; }
-
-  int NotificationCount() const { return notification_count_; }
-
-  void ResetNotificationCount() { notification_count_ = 0; }
-
- protected:
-  int notification_count_;
-};
-
-TEST_F(UniqueNotifierTest, Schedule) {
-  {
-    UniqueNotifier notifier(
-        base::MessageLoopProxy::current().get(),
-        base::Bind(&UniqueNotifierTest::Notify, base::Unretained(this)));
-
-    EXPECT_EQ(0, NotificationCount());
-
-    // Basic schedule should result in a run.
-    notifier.Schedule();
-
-    base::RunLoop().RunUntilIdle();
-    EXPECT_EQ(1, NotificationCount());
-
-    // Multiple schedules should only result in one run.
-    for (int i = 0; i < 5; ++i)
-      notifier.Schedule();
-
-    base::RunLoop().RunUntilIdle();
-    EXPECT_EQ(2, NotificationCount());
-
-    notifier.Schedule();
-  }
-
-  // Notifier went out of scope, so we don't expect to get a notification.
-  base::RunLoop().RunUntilIdle();
-  EXPECT_EQ(2, NotificationCount());
-}
-
-}  // namespace
-}  // namespace cc