Move Screen Rotation from MaximizeModeController to ScreenOrientationController

ash/ash.gyp

Index: ash/ash.gyp
diff --git a/ash/ash.gyp b/ash/ash.gyp
index 376376a7a00416ebba0dbcaf6b336ba599c8c11f..7eacf4fd91e31f7baf314fc0e99933d02f2d73dc 100644
--- a/ash/ash.gyp
+++ b/ash/ash.gyp
@@ -964,6 +964,8 @@
           ],
         }, { # else: chromeos!=1
           'sources!': [
+            'content/display/screen_orientation_delegate_chromeos.cc',
+            'content/display/screen_orientation_delegate_chromeos.h',
             'display/display_configurator_animation.cc',
             'display/display_configurator_animation.h',
             'display/resolution_notification_controller.cc',
@@ -1119,6 +1121,7 @@
             'wm/workspace/workspace_window_resizer_unittest.cc',
             'sticky_keys/sticky_keys_overlay_unittest.cc',
             'sticky_keys/sticky_keys_unittest.cc',
+            'system/chromeos/rotation/tray_rotation_lock_unittest.cc',
             'system/tray/media_security/multi_profile_media_tray_item_unittest.cc',
             'autoclick/autoclick_unittest.cc',
             "virtual_keyboard_controller_unittest.cc"