Add ChannelProxy benchmark to ipc_perftests.

mojo/system/test_utils.cc

 // Copyright 2013 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 "mojo/system/test_utils.h"
 
 #include "base/bind.h"
 #include "base/callback.h"
 #include "base/synchronization/waitable_event.h"
 #include "base/test/test_timeouts.h"
@@ skipping 31 matching lines @@
 // Currently, |tiny_timeout()| is usually 100 ms (possibly scaled under ASAN,
 // etc.). Based on this, set it to (usually be) 30 ms on Windows and 20 ms
 // elsewhere.
 #if defined(OS_WIN)
   return (TestTimeouts::tiny_timeout() * 3) / 10;
 #else
   return (TestTimeouts::tiny_timeout() * 2) / 10;
 #endif
 }
 
-// TestIOThread ----------------------------------------------------------------
-
-TestIOThread::TestIOThread(Mode mode)
-    : io_thread_("test_io_thread"), io_thread_started_(false) {
-  switch (mode) {
-    case kAutoStart:
-      Start();
-      return;
-    case kManualStart:
-      return;
-  }
-  CHECK(false) << "Invalid mode";
-}
-
-TestIOThread::~TestIOThread() {
-  Stop();
-}
-
-void TestIOThread::Start() {
-  CHECK(!io_thread_started_);
-  io_thread_started_ = true;
-  CHECK(io_thread_.StartWithOptions(
-      base::Thread::Options(base::MessageLoop::TYPE_IO, 0)));
-}
-
-void TestIOThread::Stop() {
-  // Note: It's okay to call |Stop()| even if the thread isn't running.
-  io_thread_.Stop();
-  io_thread_started_ = false;
-}
-
-void TestIOThread::PostTask(const tracked_objects::Location& from_here,
-                            const base::Closure& task) {
-  task_runner()->PostTask(from_here, task);
-}
-
-void TestIOThread::PostTaskAndWait(const tracked_objects::Location& from_here,
-                                   const base::Closure& task) {
-  ::mojo::system::test::PostTaskAndWait(task_runner(), from_here, task);
-}
-
 }  // namespace test
 }  // namespace system
 }  // namespace mojo