Almost done: ApplicationDelegate -> ApplicationImplBase conversion.

mojo/services/gfx/images/cpp/image_pipe_apptest.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 "mojo/public/cpp/application/application_impl.h"
 #include "mojo/public/cpp/application/application_test_base.h"
 #include "mojo/public/cpp/environment/logging.h"
 #include "mojo/public/cpp/system/macros.h"
 #include "mojo/public/cpp/utility/run_loop.h"
 #include "mojo/services/gfx/images/cpp/image_pipe_consumer_endpoint.h"
 #include "mojo/services/gfx/images/cpp/image_pipe_producer_endpoint.h"
 
 namespace mojo {
 namespace {
 
@@ skipping 327 matching lines @@
   MOJO_CHECK(image_pipe.ProducerEndpoint()->AcquireImage(&acquired_id));
   MOJO_CHECK(acquired_id == id);
   image_pipe.ProducerEndpoint()->PresentImage(
       id, [](mojo::gfx::PresentationStatus) {});
 
   mojo::RunLoop::current()->Run();
   EXPECT_TRUE(image_pipe.HasExperiencedError());
 }
 
 }  // namespace
-}  // namespace mojo
+}  // namespace mojo