Fold //ipc/mojo into //ipc.

ipc/run_all_unittests.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 "base/bind.h"
 #include "base/test/launcher/unit_test_launcher.h"
 #include "base/test/multiprocess_test.h"
+#include "base/test/test_io_thread.h"
 #include "base/test/test_suite.h"
 #include "build/build_config.h"
 #include "mojo/edk/embedder/embedder.h"
+#include "mojo/edk/test/scoped_ipc_support.h"
 
 #if defined(OS_ANDROID)
 #include "base/android/jni_android.h"
 #include "base/test/test_file_util.h"
 #endif
 
+#if defined(OS_MACOSX) && !defined(OS_IOS)
+#include "base/mac/mach_port_broker.h"
+#endif
+
 int main(int argc, char** argv) {
 #if defined(OS_ANDROID)
   base::InitAndroidMultiProcessTestHelper(main);
 
   JNIEnv* env = base::android::AttachCurrentThread();
   base::RegisterContentUriTestUtils(env);
 #endif
+  base::TestSuite test_suite(argc, argv);
   mojo::edk::Init();
-  base::TestSuite test_suite(argc, argv);
+  base::TestIOThread test_io_thread(base::TestIOThread::kAutoStart);
+  // Leak this because its destructor calls mojo::edk::ShutdownIPCSupport which
+  // really does nothing in the new EDK but does depend on the current message
+  // loop, which is destructed inside base::LaunchUnitTests.
+  new mojo::edk::test::ScopedIPCSupport(test_io_thread.task_runner());
+
+#if defined(OS_MACOSX) && !defined(OS_IOS)
+  base::MachPortBroker mach_broker("mojo_test");
+  CHECK(mach_broker.Init());
+  mojo::edk::SetMachPortProvider(&mach_broker);
+#endif
+
   return base::LaunchUnitTests(
       argc, argv,
       base::Bind(&base::TestSuite::Run, base::Unretained(&test_suite)));
 }