Remove the system menu display settings row

ash/ash_chromeos_strings.grdp

 <?xml version="1.0" encoding="utf-8"?>
 <!-- ChromeOS-specific strings (included from ash_strings.grd).
      Everything in this file is wrapped in <if expr="chromeos">. -->
 <grit-part>
 
   <!-- Device types -->
   <message name="IDS_ASH_CHROMEBASE" desc="The device name for a Chromebase (versus say Chromebox)">
     Chromebase
   </message>
   <message name="IDS_ASH_CHROMEBIT" desc="The device name for a Chromebit (versus say Chromebox)">
@@ skipping 278 matching lines @@
   </message>
   <message name="IDS_ASH_STATUS_TRAY_DISPLAY_RESOLUTION_CHANGED" desc="The label used in the tray to notify that the display resolution settings has changed.">
     <ph name="DISPLAY_NAME">$1</ph> resolution was changed to <ph name="RESOLUTION">$2</ph>
   </message>
   <message name="IDS_ASH_STATUS_TRAY_DISPLAY_RESOLUTION_CHANGED_TO_UNSUPPORTED" desc="The label used in the tray to notify that the display resolution settings has changed to an unsupported resolution and the system falls back to another resolution.">
     <ph name="DISPLAY_NAME">$1</ph> doesn't support <ph name="SPECIFIED_RESOLUTION">$2<ex>2560x1600</ex></ph>. The resolution was changed to <ph name="FALLBACK_RESOLUTION">$3<ex>1920x1200</ex></ph>
   </message>
   <message name="IDS_ASH_STATUS_TRAY_DISPLAY_ROTATED" desc="The label used in the tray to notify that the display rotation settings has changed.">
     <ph name="DISPLAY_NAME">$1</ph> was rotated to <ph name="ROTATION">$2</ph>
   </message>
-  <message name="IDS_ASH_STATUS_TRAY_DISPLAY_SINGLE_DISPLAY" desc="The label used in the tray to show a single display's configuration">
-    <ph name="DISPLAY_NAME">$1</ph>: <ph name="ANNOTATION">$2</ph>
-  </message>
   <message name="IDS_ASH_STATUS_TRAY_DISPLAY_ANNOTATED_NAME" desc="Label used to show a display name with annotation (like screen resolution or overscan info).">
     <ph name="DISPLAY_NAME">$1</ph> (<ph name="ANNOTATION">$2</ph>)
   </message>
-  <message name="IDS_ASH_STATUS_TRAY_DISPLAY_ANNOTATION" desc="Label used to annotate the display's status like resolution or overscan flag.">
-    <ph name="RESOLUTION">$1</ph>, <ph name="OVERSCAN">$2</ph>
-  </message>
   <message name="IDS_ASH_STATUS_TRAY_DISPLAY_ANNOTATION_OVERSCAN" desc="Label used to describe that the system notice that this display device may have overscan area.">
     overscan
   </message>
   <message name="IDS_ASH_STATUS_TRAY_DISPLAY_STANDARD_ORIENTATION" desc="The default value of display orientation option item.">
     0&#x00B0;
   </message>
   <message name="IDS_ASH_STATUS_TRAY_DISPLAY_ORIENTATION_90" desc="The value of display orientation option item: 90-degree rotated">
     90&#x00B0;
   </message>
   <message name="IDS_ASH_STATUS_TRAY_DISPLAY_ORIENTATION_180" desc="The value of display orientation option item: 180-degree rotated">
@@ skipping 217 matching lines @@
   </message>
   <message name="IDS_DEPRECATED_SHOW_TASK_MANAGER_MSG"
            desc="Notification message to tell users about the deprecation of Shift+ESC shortcut to show the task manager.">
     The shortcut to open the task manager has changed. Please use <ph name="NEW_SHORTCUT">$1<ex>Search+Esc</ex></ph> instead of <ph name="OLD_SHORTCUT">$2<ex>Shift+Esc</ex></ph>.
   </message>
   <message name="IDS_DEPRECATED_NEXT_IME_MSG"
            desc="Notification message to tell users about the deprecation of Shift+Alt shortcut to switch to the next input method.">
     The shortcut to switch to the next input method has changed. Please use <ph name="NEW_SHORTCUT">$1<ex>Ctrl+Shift+Space</ex></ph> instead of <ph name="OLD_SHORTCUT">$2<ex>Shift+Alt</ex></ph>.
   </message>
 </grit-part>