Switch to standard integer types in ui/gl/.

ui/gl/gl_image_ozone_native_pixmap_unittest.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 <stdint.h>
+
 #include "testing/gtest/include/gtest/gtest.h"
 #include "ui/gfx/buffer_types.h"
 #include "ui/gl/gl_image_ozone_native_pixmap.h"
 #include "ui/gl/test/gl_image_test_template.h"
 #include "ui/ozone/public/ozone_platform.h"
 #include "ui/ozone/public/surface_factory_ozone.h"
 
 namespace gl {
 namespace {
 
@@ skipping 15 matching lines @@
     return image;
   }
 };
 
 INSTANTIATE_TYPED_TEST_CASE_P(GLImageOzoneNativePixmap,
                               GLImageTest,
                               GLImageOzoneNativePixmapTestDelegate);
 
 }  // namespace
 }  // namespace gl