Update mojo sdk to rev cc531b32182099a5a034a99daff35ed5d38a61c8

mojo/public/cpp/application/lib/application_test_base.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 "mojo/public/cpp/application/application_test_base.h"
 
 #include "mojo/public/cpp/application/application_delegate.h"
 #include "mojo/public/cpp/application/application_impl.h"
 #include "mojo/public/cpp/environment/environment.h"
 #include "mojo/public/cpp/system/message_pipe.h"
@@ skipping 39 matching lines @@
 }
 
 ApplicationTestBase::~ApplicationTestBase() {
 }
 
 ApplicationDelegate* ApplicationTestBase::GetApplicationDelegate() {
   return &default_application_delegate_;
 }
 
 void ApplicationTestBase::SetUpWithArgs(const Array<String>& args) {
-  // A run loop is needed for ApplicationImpl initialization and communication.
-  Environment::InstantiateDefaultRunLoop();
+  // A run loop is recommended for ApplicationImpl initialization and
+  // communication.
+  if (ShouldCreateDefaultRunLoop())
+    Environment::InstantiateDefaultRunLoop();
 
   // New applications are constructed for each test to avoid persisting state.
   application_impl_ = new ApplicationImpl(GetApplicationDelegate(),
                                           PassShellHandle());
 
   // Fake application initialization with the given command line arguments.
   application_impl_->Initialize(args.Clone());
 }
 
 void ApplicationTestBase::SetUp() {
   SetUpWithArgs(Args());
 }
 
 void ApplicationTestBase::TearDown() {
   SetShellHandle(application_impl_->UnbindShell());
   delete application_impl_;
-  Environment::DestroyDefaultRunLoop();
+  if (ShouldCreateDefaultRunLoop())
+    Environment::DestroyDefaultRunLoop();
+}
+
+bool ApplicationTestBase::ShouldCreateDefaultRunLoop() {
+  return true;
 }
 
 }  // namespace test
 }  // namespace mojo