Reorganize event mojom files.

content/renderer/mus/compositor_mus_connection.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 "content/renderer/mus/compositor_mus_connection.h"
 
 #include "base/single_thread_task_runner.h"
 #include "content/common/input/web_input_event_traits.h"
 #include "content/renderer/input/input_handler_manager.h"
 #include "content/renderer/mus/render_widget_mus_connection.h"
 #include "mojo/converters/blink/blink_input_events_type_converters.h"
 #include "ui/events/latency_info.h"
+#include "ui/events/mojo/event.mojom.h"
 
 using mus::mojom::EventResult;
 
 namespace {
 
 void DoNothingWithEventResult(EventResult result) {}
 
 }  // namespace
 
 namespace content {
@@ skipping 124 matching lines @@
                    this, *ack_callback->get());
     ack_callback->reset();
   }
   main_task_runner_->PostTask(
       FROM_HERE,
       base::Bind(&CompositorMusConnection::OnWindowInputEventOnMainThread, this,
                  base::Passed(std::move(web_event)), ack));
 }
 
 }  // namespace content