Refactoring display configuration state to allow generic state objects

ui/display/display.gyp

Index: ui/display/display.gyp
diff --git a/ui/display/display.gyp b/ui/display/display.gyp
index 495ed0c658548606e168b270f0c8c54f4ea3e7cc..48e8a7bfda676aecb1d5578f13812af374cef0d5 100644
--- a/ui/display/display.gyp
+++ b/ui/display/display.gyp
@@ -18,12 +18,20 @@
         'DISPLAY_IMPLEMENTATION',
       ],
       'sources': [
+        'chromeos/display_mode.cc',
+        'chromeos/display_mode.h',
+        'chromeos/display_snapshot.cc',
+        'chromeos/display_snapshot.h',
         'chromeos/native_display_delegate.h',
         'chromeos/native_display_observer.h',
         'chromeos/output_configurator.cc',
         'chromeos/output_configurator.h',
         'chromeos/x11/display_util.cc',
         'chromeos/x11/display_util.h',
+        'chromeos/x11/display_mode_x11.cc',
+        'chromeos/x11/display_mode_x11.h',
+        'chromeos/x11/display_snapshot_x11.cc',
+        'chromeos/x11/display_snapshot_x11.h',
         'chromeos/x11/native_display_delegate_x11.cc',
         'chromeos/x11/native_display_delegate_x11.h',
         'chromeos/x11/native_display_event_dispatcher_x11.cc',
@@ -44,5 +52,21 @@
         }],
       ],
     },
+    {
+      'target_name': 'display_test_util',
+      'type': '<(component)',
+      'dependencies': [
+        '../../base/base.gyp:base',
+        '../../ui/gfx/gfx.gyp:gfx_geometry',
+        'display',
+      ],
+      'defines': [
+        'DISPLAY_IMPLEMENTATION',
+      ],
+      'sources': [
+        'chromeos/test/test_display_snapshot.cc',
+        'chromeos/test/test_display_snapshot.h',
+      ],
+    },
   ],
 }