Privatize StrongBinding lifetime management

net/proxy/mojo_proxy_resolver_factory_impl_unittest.cc

 // Copyright 2015 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 "net/proxy/mojo_proxy_resolver_factory_impl.h"
 
 #include <utility>
 
 #include "base/memory/ptr_util.h"
 #include "base/strings/utf_string_conversions.h"
 #include "mojo/public/cpp/bindings/binding.h"
+#include "mojo/public/cpp/bindings/strong_binding.h"
 #include "net/base/test_completion_callback.h"
 #include "net/proxy/mock_proxy_resolver.h"
 #include "net/proxy/proxy_resolver_v8_tracing.h"
 #include "net/test/event_waiter.h"
 #include "net/test/gtest_util.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 using net::test::IsError;
 using net::test::IsOk;
@@ skipping 75 matching lines @@
 };
 
 }  // namespace
 
 class MojoProxyResolverFactoryImplTest
     : public testing::Test,
       public interfaces::ProxyResolverFactoryRequestClient {
  public:
   void SetUp() override {
     mock_factory_ = new TestProxyResolverFactory(&waiter_);
-    new MojoProxyResolverFactoryImpl(base::WrapUnique(mock_factory_),
-                                     mojo::GetProxy(&factory_));
+    mojo::MakeStrongBinding(base::MakeUnique<MojoProxyResolverFactoryImpl>(
+                                base::WrapUnique(mock_factory_)),
+                            mojo::GetProxy(&factory_));
   }
 
   void OnConnectionError() { waiter_.NotifyEvent(CONNECTION_ERROR); }
 
   void OnFakeProxyInstanceDestroyed() {
     instances_destroyed_++;
     waiter_.NotifyEvent(RESOLVER_DESTROYED);
   }
 
   void ReportResult(int32_t error) override { create_callback_.Run(error); }
@@ skipping 100 matching lines @@
       base::Bind(&MojoProxyResolverFactoryImplTest::OnConnectionError,
                  base::Unretained(this)));
   waiter_.WaitForEvent(RESOLVER_CREATED);
   EXPECT_EQ(0, instances_destroyed_);
   ASSERT_EQ(1u, mock_factory_->requests_handled());
   factory_.reset();
   waiter_.WaitForEvent(CONNECTION_ERROR);
 }
 
 }  // namespace net