It is time.

build/all.gyp

Index: build/all.gyp
diff --git a/build/all.gyp b/build/all.gyp
index 226eadaa37083e3c0f29a66888f6ef91b2340f62..aa570102ad67c5d70968c55cd7202a432c174f59 100644
--- a/build/all.gyp
+++ b/build/all.gyp
@@ -29,10 +29,8 @@
         '../third_party/libxml/libxml.gyp:*',
         '../third_party/sqlite/sqlite.gyp:*',
         '../third_party/zlib/zlib.gyp:*',
-        '../ui/accessibility/accessibility.gyp:*',
         '../ui/base/ui_base.gyp:*',
         '../ui/display/display.gyp:display_unittests',
-        '../ui/snapshot/snapshot.gyp:*',
         '../url/url.gyp:*',
       ],
       'conditions': [
@@ -230,17 +228,6 @@
             '../third_party/libevent/libevent.gyp:*',
           ],
         }],
-        ['toolkit_views==1', {
-          'dependencies': [
-            '../ui/views/controls/webview/webview.gyp:*',
-            '../ui/views/views.gyp:*',
-          ],
-        }],
-        ['use_aura==1', {
-          'dependencies': [
-            '../ui/aura/aura.gyp:*',
-          ],
-        }],
         ['use_ash==1', {
           'dependencies': [
             '../ash/ash.gyp:*',
@@ -450,20 +437,6 @@
             '../printing/printing.gyp:printing_unittests',
           ],
         }],
-        ['use_aura==1', {
-          'dependencies': [
-            '../ui/app_list/app_list.gyp:app_list_unittests',
-            '../ui/aura/aura.gyp:aura_unittests',
-            '../ui/compositor/compositor.gyp:compositor_unittests',
-            '../ui/keyboard/keyboard.gyp:keyboard_unittests',
-            '../ui/views/views.gyp:views_unittests',
-          ],
-        }],
-        ['use_aura==1 or toolkit_views==1', {
-          'dependencies': [
-            '../ui/events/events.gyp:events_unittests',
-          ],
-        }],
         ['use_ash==1', {
           'dependencies': [
             '../ash/ash.gyp:ash_unittests',
@@ -1100,7 +1073,6 @@
             '../ui/events/events.gyp:events_unittests',
             '../ui/gfx/gfx_tests.gyp:gfx_unittests',
             '../ui/touch_selection/ui_touch_selection.gyp:ui_touch_selection_unittests',
-            '../ui/views/views.gyp:views_unittests',
             '../url/url.gyp:url_unittests',
           ],
           'conditions': [
@@ -1197,10 +1169,7 @@
             '../third_party/libphonenumber/libphonenumber.gyp:libphonenumber_unittests',
             '../third_party/WebKit/Source/platform/blink_platform_tests.gyp:blink_heap_unittests',
             '../third_party/WebKit/Source/platform/blink_platform_tests.gyp:blink_platform_unittests',
-            '../ui/accessibility/accessibility.gyp:accessibility_unittests',
             '../ui/app_list/app_list.gyp:app_list_unittests',
-            '../ui/aura/aura.gyp:aura_unittests',
-            '../ui/compositor/compositor.gyp:compositor_unittests',
             '../ui/display/display.gyp:display_unittests',
             '../ui/events/events.gyp:events_unittests',
             '../ui/gfx/gfx_tests.gyp:gfx_unittests',
@@ -1247,7 +1216,6 @@
                 '../ui/base/ui_base_tests.gyp:ui_base_unittests',
                 '../ui/gfx/gfx_tests.gyp:gfx_unittests',
                 '../ui/touch_selection/ui_touch_selection.gyp:ui_touch_selection_unittests',
-                '../ui/views/views.gyp:views_unittests',
                 '../url/url.gyp:url_unittests',
               ],
               'conditions': [
@@ -1287,9 +1255,7 @@
             '../remoting/remoting.gyp:remoting_unittests',
             '../skia/skia_tests.gyp:skia_unittests',
             '../ui/app_list/app_list.gyp:*',
-            '../ui/aura/aura.gyp:*',
             '../ui/base/ui_base_tests.gyp:ui_base_unittests',
-            '../ui/compositor/compositor.gyp:*',
             '../ui/display/display.gyp:display_unittests',
             '../ui/events/events.gyp:*',
             '../ui/gfx/gfx_tests.gyp:gfx_unittests',
@@ -1297,10 +1263,6 @@
             '../ui/message_center/message_center.gyp:*',
             '../ui/snapshot/snapshot.gyp:snapshot_unittests',
             '../ui/touch_selection/ui_touch_selection.gyp:ui_touch_selection_unittests',
-            '../ui/views/examples/examples.gyp:views_examples_with_content_exe',
-            '../ui/views/views.gyp:views',
-            '../ui/views/views.gyp:views_unittests',
-            '../ui/wm/wm.gyp:*',
             'blink_tests',
           ],
           'conditions': [
@@ -1342,12 +1304,6 @@
                 '../ui/chromeos/ui_chromeos.gyp:ui_chromeos_unittests',
               ],
             }],
-            ['use_ozone==1', {
-              'dependencies': [
-                '../ui/ozone/ozone.gyp:*',
-                '../ui/ozone/demo/ozone_demos.gyp:*',
-              ],
-            }],
           ],
         },
       ],  # targets
@@ -1402,18 +1358,5 @@
         }, # target_name: chromoting_swarm_tests
       ]
     }],
-    ['OS=="mac" and toolkit_views==1', {
-      'targets': [
-        {
-          'target_name': 'macviews_builder',
-          'type': 'none',
-          'dependencies': [
-            '../ui/views/examples/examples.gyp:views_examples_with_content_exe',
-            '../ui/views/views.gyp:views',
-            '../ui/views/views.gyp:views_unittests',
-          ],
-        },  # target_name: macviews_builder
-      ],  # targets
-    }],  # os=='mac' and toolkit_views==1
   ],  # conditions
 }