Adding Wayland support for ui/gfx

ui/ui.gyp

 # Copyright (c) 2011 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,
     'toolkit_views2': 0,  # ui/views/ is an experimental framework on Windows.
   },
   'target_defaults': {
@@ skipping 290 matching lines @@
               ],
             }, {
               # Note: because of gyp predence rules this has to be defined as
               # 'sources/' rather than 'sources!'.
               'sources/': [
                 ['include', '^base/dragdrop/os_exchange_data.cc'],
               ],
             }],
           ],
         }],
+        ['use_wayland == 1', {
+          'sources/': [
+            ['exclude', '_(gtk|x)\\.cc$'],
+            ['exclude', '/(gtk|x11)_[^/]*\\.cc$'],
+            ['include', 'base/dragdrop/os_exchange_data_provider_gtk.cc'],
+            ['include', 'base/dragdrop/os_exchange_data_provider_gtk.h'],
+            ['include', 'base/dragdrop/gtk_dnd_util.cc'],
+            ['include', 'base/dragdrop/gtk_dnd_util.h'],
+            ['include', 'base/keycodes/keyboard_code_conversion_x.cc'],
+            ['include', 'base/keycodes/keyboard_code_conversion_x.h'],
+            ['include', 'base/view_prop.cc'],
+            ['include', 'base/view_prop.h'],
+            ['include', 'base/x/x11_util.cc'],
+            ['include', 'base/x/x11_util.h'],
+            ['include', 'base/x/x11_util_internal.h'],
+            ['include', 'gfx/gtk_util.cc'],
+            ['include', 'gfx/gtk_util.h'],
+            ['include', 'gfx/path_gtk.cc'],
+            ['include', 'gfx/platform_font_gtk.cc'],
+            ['include', 'gfx/platform_font_gtk.h'],
+          ],
+        }, {
+          'sources/': [
+            ['exclude', '_(wayland)\\.cc$'],
+            ['exclude', '/(wayland)_[^/]*\\.cc$'],
+          ], 
+        }],
         ['OS=="win"', {
           'sources': [
             'gfx/canvas_direct2d.cc',
             'gfx/canvas_direct2d.h',
             'gfx/gdi_util.cc',
             'gfx/gdi_util.h',
             'gfx/icon_util.cc',
             'gfx/icon_util.h',
             'gfx/native_theme_win.cc',
             'gfx/native_theme_win.h',
@@ skipping 165 matching lines @@
               'defines': [
                 'UI_IMPLEMENTATION',
               ],
             }],
           ],
         },
       ],
     }],
   ],
 }