Get rid of {Run,Terminate}MainApplication(), and more ApplicationDelegate conversion.

mojo/environment/scoped_chromium_init.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/environment/scoped_chromium_init.h"
+
+#include "base/command_line.h"
+#include "base/debug/stack_trace.h"
+
+namespace mojo {
+
+ScopedChromiumInit::ScopedChromiumInit() {
+  base::CommandLine::Init(0, nullptr);
+
+#if !defined(NDEBUG) && !defined(OS_NACL)
+  base::debug::EnableInProcessStackDumping();
+#endif
+}
+
+ScopedChromiumInit::~ScopedChromiumInit() {}
+
+}  // namespace mojo