It is time.

ui/base/ui_base.gyp

 # Copyright 2014 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 38 matching lines @@
         'accelerators/platform_accelerator_cocoa.mm',
         'android/system_ui_resource_manager.h',
         'android/ui_base_jni_registrar.cc',
         'android/ui_base_jni_registrar.h',
         'android/view_android.cc',
         'android/view_android.h',
         'android/window_android.cc',
         'android/window_android.h',
         'android/window_android_compositor.h',
         'android/window_android_observer.h',
-        'base_window.cc',
-        'base_window.h',
         'clipboard/clipboard.cc',
         'clipboard/clipboard.h',
         'clipboard/clipboard_android.cc',
         'clipboard/clipboard_android.h',
         'clipboard/clipboard_aura.cc',
         'clipboard/clipboard_aura.h',
         'clipboard/clipboard_aurax11.cc',
         'clipboard/clipboard_aurax11.h',
         'clipboard/clipboard_constants.cc',
         'clipboard/clipboard_mac.h',
@@ skipping 55 matching lines @@
         'cocoa/underlay_opengl_hosting_window.h',
         'cocoa/underlay_opengl_hosting_window.mm',
         'cocoa/view_description.h',
         'cocoa/view_description.mm',
         'cocoa/window_size_constants.h',
         'cocoa/window_size_constants.mm',
         'cursor/cursor.cc',
         'cursor/cursor.h',
         'cursor/cursor_android.cc',
         'cursor/cursor_loader.h',
-        'cursor/cursor_loader_ozone.cc',
-        'cursor/cursor_loader_ozone.h',
         'cursor/cursor_loader_win.cc',
         'cursor/cursor_loader_win.h',
         'cursor/cursor_loader_x11.cc',
         'cursor/cursor_loader_x11.h',
-        'cursor/cursor_ozone.cc',
         'cursor/cursor_util.cc',
         'cursor/cursor_util.h',
         'cursor/cursor_win.cc',
         'cursor/cursor_x11.cc',
-        'cursor/cursors_aura.cc',
-        'cursor/cursors_aura.h',
-        'cursor/image_cursors.cc',
-        'cursor/image_cursors.h',
-        'cursor/ozone/bitmap_cursor_factory_ozone.cc',
-        'cursor/ozone/bitmap_cursor_factory_ozone.h',
-        'default_theme_provider.cc',
-        'default_theme_provider.h',
-        'default_theme_provider_mac.mm',
         'device_form_factor_android.cc',
         'device_form_factor_android.h',
         'device_form_factor_desktop.cc',
         'device_form_factor_ios.mm',
         'device_form_factor.h',
         'dragdrop/cocoa_dnd_util.h',
         'dragdrop/cocoa_dnd_util.mm',
         'dragdrop/drag_drop_types.h',
         'dragdrop/drag_drop_types_win.cc',
         'dragdrop/drag_source_win.cc',
@@ skipping 123 matching lines @@
         'models/simple_combobox_model.h',
         'models/simple_menu_model.cc',
         'models/simple_menu_model.h',
         'models/table_model.cc',
         'models/table_model.h',
         'models/table_model_observer.h',
         'models/tree_model.cc',
         'models/tree_model.h',
         'models/tree_node_iterator.h',
         'models/tree_node_model.h',
-        'nine_image_painter_factory.cc',
-        'nine_image_painter_factory.h',
         'page_transition_types.cc',
         'page_transition_types.h',
         'page_transition_types_list.h',
         'resource/data_pack.cc',
         'resource/data_pack.h',
         'resource/resource_bundle.cc',
         'resource/resource_bundle.h',
         'resource/resource_bundle_android.cc',
         'resource/resource_bundle_auralinux.cc',
         'resource/resource_bundle_ios.mm',
         'resource/resource_bundle_mac.mm',
         'resource/resource_bundle_win.cc',
         'resource/resource_bundle_win.h',
         'resource/resource_data_dll_win.cc',
         'resource/resource_data_dll_win.h',
         'resource/resource_handle.h',
         'text/bytes_formatting.cc',
         'text/bytes_formatting.h',
-        'theme_provider.cc',
-        'theme_provider.h',
         'touch/touch_device.cc',
         'touch/touch_device.h',
         'touch/touch_device_android.cc',
         'touch/touch_device_aurax11.cc',
-        'touch/touch_device_ozone.cc',
         'touch/touch_device_win.cc',
-        'touch/touch_editing_controller.cc',
-        'touch/touch_editing_controller.h',
         'touch/touch_enabled.cc',
         'touch/touch_enabled.h',
         'ui_base_export.h',
         'ui_base_exports.cc',
         'ui_base_paths.cc',
         'ui_base_paths.h',
         'ui_base_switches.cc',
         'ui_base_switches.h',
         'ui_base_switches_util.cc',
         'ui_base_switches_util.h',
@@ skipping 97 matching lines @@
             'x/selection_requestor.h',
             'x/selection_utils.cc',
             'x/selection_utils.h',
           ]
         }],
         ['use_aura==0 or OS!="linux"', {
           'sources!': [
             'resource/resource_bundle_auralinux.cc',
           ],
         }],
-        ['use_ozone==1', {
-          'dependencies': [
-            '../ozone/ozone.gyp:ozone_base',
-          ],
-        }],
         ['use_aura==1 and OS=="win"', {
           'sources/': [
             ['exclude', 'dragdrop/drag_utils_aura.cc'],
           ],
         }],
         ['use_glib == 1', {
           'dependencies': [
             '../../build/linux/system.gyp:fontconfig',
             '../../build/linux/system.gyp:glib',
           ],
         }],
         ['desktop_linux == 1 or chromeos == 1', {
           'conditions': [
             ['toolkit_views==0 and use_aura==0', {
               # Note: because of gyp predence rules this has to be defined as
               # 'sources/' rather than 'sources!'.
               'sources/': [
                 ['exclude', '^dragdrop/drag_utils.cc'],
                 ['exclude', '^dragdrop/drag_utils.h'],
               ],
             }, {
               'sources/': [
                 ['include', '^dragdrop/os_exchange_data.cc'],
                 ['include', '^dragdrop/os_exchange_data.h'],
-                ['include', '^nine_image_painter_factory.cc'],
-                ['include', '^nine_image_painter_factory.h'],
               ],
             }],
           ],
         }],
         ['use_pango==1', {
           'dependencies': [
             '../../build/linux/system.gyp:pangocairo',
           ],
         }],
         ['OS=="win" or use_clipboard_aurax11==1', {
@@ skipping 59 matching lines @@
                 'view_prop.h',
               ],
             }],
           ],
         }],
         ['OS=="mac"', {
           'dependencies': [
             '../../third_party/mozilla/mozilla.gyp:mozilla',
           ],
           'sources!': [
-            'cursor/image_cursors.cc',
-            'cursor/image_cursors.h',
             'dragdrop/drag_utils.cc',
             'dragdrop/drag_utils.h',
           ],
           'link_settings': {
             'libraries': [
               '$(SDKROOT)/System/Library/Frameworks/Accelerate.framework',
               '$(SDKROOT)/System/Library/Frameworks/AudioUnit.framework',
               '$(SDKROOT)/System/Library/Frameworks/CoreVideo.framework',
             ],
           },
         }],
         ['use_x11==1', {
           'all_dependent_settings': {
             'ldflags': [
               '-L<(PRODUCT_DIR)',
             ],
           },
           'dependencies': [
             '../../build/linux/system.gyp:x11',
             '../../build/linux/system.gyp:xcursor',
             '../../build/linux/system.gyp:xext',
             '../../build/linux/system.gyp:xfixes',
             '../../build/linux/system.gyp:xrender',  # For XRender* function calls in x11_util.cc.
             '../events/platform/x11/x11_events_platform.gyp:x11_events_platform',
           ],
         }],
-        ['toolkit_views==0', {
-          'sources!': [
-            'dragdrop/drag_drop_types.h',
-            'dragdrop/drop_target_event.cc',
-            'dragdrop/drop_target_event.h',
-            'dragdrop/os_exchange_data.cc',
-            'dragdrop/os_exchange_data.h',
-            'nine_image_painter_factory.cc',
-            'nine_image_painter_factory.h',
-          ],
-        }],
         ['OS=="android"', {
           'sources!': [
-            'cursor/image_cursors.cc',
-            'cursor/image_cursors.h',
-            'default_theme_provider.cc',
-            'dragdrop/drag_utils.cc',
-            'dragdrop/drag_utils.h',
             'l10n/l10n_font_util.cc',
-            'models/button_menu_item_model.cc',
-            'models/dialog_model.cc',
-            'theme_provider.cc',
             'touch/touch_device.cc',
-            'touch/touch_editing_controller.cc',
             'ui_base_types.cc',
           ],
           'dependencies': [
             'ui_base_jni_headers',
           ],
           'link_settings': {
             'libraries': [
               '-ljnigraphics',
             ],
           },
@@ skipping 47 matching lines @@
           'dependencies': [
             '../../chromeos/chromeos.gyp:chromeos',
           ],
         }],
         ['OS!="win"', {
           'sources!': [
             'ime/input_method_imm32.cc',
             'ime/input_method_imm32.h',
           ],
         }],
-        ['use_aura==0 or (desktop_linux==0 and use_ozone==0)', {
-          'sources!': [
-            'ime/input_method_auralinux.cc',
-            'ime/input_method_auralinux.h',
-            'ime/linux/fake_input_method_context.cc',
-            'ime/linux/fake_input_method_context.h',
-            'ime/linux/fake_input_method_context_factory.cc',
-            'ime/linux/fake_input_method_context_factory.h',
-            'ime/linux/linux_input_method_context.h',
-            'ime/linux/linux_input_method_context_factory.cc',
-            'ime/linux/linux_input_method_context_factory.h',
-          ],
-        }],
         ['use_x11==0', {
           'sources!': [
             'ime/composition_text_util_pango.cc',
             'ime/composition_text_util_pango.h',
           ],
         }],
       ],
     },
     {
       # GN version: //ui/base:test_support
@@ skipping 63 matching lines @@
            ],
            'variables': {
              'jni_gen_package': 'ui',
            },
            'includes': [ '../../build/jni_generator.gypi' ],
          },
        ],
     }],
   ],
 }