Switch to standard integer types in ui/views/.

ui/views/mus/display_converter.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 "ui/views/mus/display_converter.h"
 
+#include <stdint.h>
+
 #include "components/mus/public/cpp/window.h"
 #include "mojo/converters/geometry/geometry_type_converters.h"
 
 namespace views {
 
 std::vector<gfx::Display> GetDisplaysFromWindow(mus::Window* window) {
-  static int64 synthesized_display_id = 2000;
+  static int64_t synthesized_display_id = 2000;
   gfx::Display display;
   display.set_id(synthesized_display_id++);
   display.SetScaleAndBounds(
       window->viewport_metrics().device_pixel_ratio,
       gfx::Rect(window->viewport_metrics().size_in_pixels.To<gfx::Size>()));
   std::vector<gfx::Display> displays;
   displays.push_back(display);
   return displays;
 }
 
 }  // namespace views