Remove unused typemap includes from generated C++ mojo bindings.

services/service_manager/public/cpp/lib/service_test.cc

 // Copyright 2016 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 "services/service_manager/public/cpp/service_test.h"
 
 #include "base/memory/ptr_util.h"
 #include "base/message_loop/message_loop.h"
 #include "base/run_loop.h"
 #include "base/threading/thread.h"
+#include "base/values.h"
 #include "mojo/edk/embedder/embedder.h"
 #include "mojo/edk/embedder/scoped_ipc_support.h"
 #include "services/service_manager/background/background_service_manager.h"
 #include "services/service_manager/public/cpp/service.h"
 #include "services/service_manager/public/cpp/service_context.h"
 
 namespace service_manager {
 namespace test {
 
 ServiceTestClient::ServiceTestClient(ServiceTest* test) : test_(test) {}
@@ skipping 66 matching lines @@
 }
 
 void ServiceTest::TearDown() {
   background_service_manager_.reset();
   message_loop_.reset();
   context_.reset();
 }
 
 }  // namespace test
 }  // namespace service_manager