Make mojo::system::Core not own the PlatformSupport.

mojo/edk/system/core_test_base.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/edk/system/core_test_base.h"
 
 #include <vector>
 
 #include "base/compiler_specific.h"
 #include "base/logging.h"
 #include "base/memory/ref_counted.h"
-#include "mojo/edk/embedder/simple_platform_support.h"
 #include "mojo/edk/system/configuration.h"
 #include "mojo/edk/system/core.h"
 #include "mojo/edk/system/dispatcher.h"
 #include "mojo/edk/system/memory.h"
 
 namespace mojo {
 namespace system {
 namespace test {
 
 namespace {
@@ skipping 143 matching lines @@
 
 // CoreTestBase ----------------------------------------------------------------
 
 CoreTestBase::CoreTestBase() {
 }
 
 CoreTestBase::~CoreTestBase() {
 }
 
 void CoreTestBase::SetUp() {
-  core_ = new Core(make_scoped_ptr(new embedder::SimplePlatformSupport()));
+  core_ = new Core(&platform_support_);
 }
 
 void CoreTestBase::TearDown() {
   delete core_;
   core_ = nullptr;
 }
 
 MojoHandle CoreTestBase::CreateMockHandle(CoreTestBase::MockHandleInfo* info) {
   CHECK(core_);
   scoped_refptr<MockDispatcher> dispatcher(new MockDispatcher(info));
@@ skipping 184 matching lines @@
 }
 
 void CoreTestBase_MockHandleInfo::AwakableWasAdded(Awakable* awakable) {
   base::AutoLock locker(lock_);
   added_awakables_.push_back(awakable);
 }
 
 }  // namespace test
 }  // namespace system
 }  // namespace mojo