Move Windows DPI Code from ui/gfx to ui/display

ui/gfx/gfx.gyp

 # Copyright (c) 2013 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.
 
 {
   'variables': {
     'chromium_code': 1,
   },
   'targets': [
     {
@@ skipping 292 matching lines @@
         'transform_util.cc',
         'transform_util.h',
         'ui_gfx_exports.cc',
         'utf16_indexing.cc',
         'utf16_indexing.h',
         'vsync_provider.h',
         'win/direct_manipulation.cc',
         'win/direct_manipulation.h',
         'win/direct_write.cc',
         'win/direct_write.h',
-        'win/dpi.cc',
-        'win/dpi.h',
         'win/hwnd_util.cc',
         'win/hwnd_util.h',
         "win/physical_size.cc",
         "win/physical_size.h",
         'win/rendering_window_manager.cc',
         'win/rendering_window_manager.h',
         'win/scoped_set_map_mode.h',
         'win/singleton_hwnd.cc',
         'win/singleton_hwnd.h',
         'win/singleton_hwnd_observer.cc',
@@ skipping 256 matching lines @@
          ],
          'variables': {
            'jni_gen_package': 'ui/gfx',
          },
          'includes': [ '../../build/jni_generator.gypi' ],
        },
      ],
     }],
   ],
 }