Always use chromium threads for IO in remoting host

remoting/jingle_glue/jingle_thread_unittest.cc

-// 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.
-
-#include "base/bind.h"
-#include "base/bind_helpers.h"
-#include "base/message_loop.h"
-#include "base/time.h"
-#include "base/synchronization/waitable_event.h"
-#include "remoting/jingle_glue/jingle_thread.h"
-#include "testing/gmock/include/gmock/gmock.h"
-#include "testing/gtest/include/gtest/gtest.h"
-
-namespace remoting {
-
-class MockCallback {
- public:
-  MOCK_METHOD0(Run, void());
-};
-
-namespace {
-
-// Delay used to test delayed tasks. Shouldn't be too big, so that we don't
-// slow down the test, yet, should be big enough to be measurable.
-int kDelayMs = 50;  // 0.05 s.
-int kDelayTimeoutMs = 10000;  // 10 s.
-
-}  // namespace
-
-TEST(JingleThreadTest, PostTask) {
-  JingleThread thread;
-  MockCallback task;
-  EXPECT_CALL(task, Run());
-
-  thread.Start();
-  thread.message_loop()->PostTask(
-      FROM_HERE, base::Bind(&MockCallback::Run, base::Unretained(&task)));
-  thread.Stop();
-}
-
-TEST(JingleThreadTest, PostNonNestableTask) {
-  JingleThread thread;
-  MockCallback task;
-  EXPECT_CALL(task, Run());
-
-  thread.Start();
-  thread.message_loop()->PostNonNestableTask(
-      FROM_HERE, base::Bind(&MockCallback::Run, base::Unretained(&task)));
-  thread.Stop();
-}
-
-ACTION_P(SignalEvent, event) {
-  event->Signal();
-}
-
-TEST(JingleThreadTest, PostDelayedTask) {
-  JingleThread thread;
-  MockCallback task;
-  base::WaitableEvent event(true, false);
-  EXPECT_CALL(task, Run()).WillOnce(SignalEvent(&event));
-
-  thread.Start();
-  base::Time start = base::Time::Now();
-  thread.message_loop()->PostDelayedTask(
-      FROM_HERE, base::Bind(&MockCallback::Run, base::Unretained(&task)),
-      base::TimeDelta::FromMilliseconds(kDelayMs));
-  event.TimedWait(base::TimeDelta::FromMilliseconds(kDelayTimeoutMs));
-  base::Time end = base::Time::Now();
-  thread.Stop();
-
-  EXPECT_GE((end - start).InMillisecondsRoundedUp(), kDelayMs);
-}
-
-TEST(JingleThreadTest, PostNonNestableDelayedTask) {
-  JingleThread thread;
-  MockCallback task;
-  base::WaitableEvent event(true, false);
-  EXPECT_CALL(task, Run()).WillOnce(SignalEvent(&event));
-
-  thread.Start();
-  base::Time start = base::Time::Now();
-  thread.message_loop()->PostNonNestableDelayedTask(
-      FROM_HERE, base::Bind(&MockCallback::Run, base::Unretained(&task)),
-      base::TimeDelta::FromMilliseconds(kDelayMs));
-  event.TimedWait(base::TimeDelta::FromMilliseconds(kDelayTimeoutMs));
-  base::Time end = base::Time::Now();
-  thread.Stop();
-
-  EXPECT_GE((end - start).InMillisecondsRoundedUp(), kDelayMs);
-}
-
-}  // namespace remoting