Remove docked-mode notification

ash/ash_chromeos_strings.grdp

Index: ash/ash_chromeos_strings.grdp
diff --git a/ash/ash_chromeos_strings.grdp b/ash/ash_chromeos_strings.grdp
index 2af26f23217ecd535331b620d58995adee5851d0..5d85eded79c52ddbb313e00ad9a5efe35e5c08a6 100644
--- a/ash/ash_chromeos_strings.grdp
+++ b/ash/ash_chromeos_strings.grdp
@@ -292,15 +292,6 @@
   <message name="IDS_ASH_STATUS_TRAY_DISPLAY_EXTENDED_NO_INTERNAL" desc="The label used in the tray to show that the current status is extended and the device doesn't have the internal display.">
     Extending screen
   </message>
-  <message name="IDS_ASH_STATUS_TRAY_DISPLAY_DOCKED" desc="The title of the notification indicating that the system is in docked mode.">
-    Docked mode
-  </message>
-  <message name="IDS_ASH_STATUS_TRAY_DISPLAY_DOCKED_DESCRIPTION" desc="The body of the notification indicating that the system is in docked mode.">
-    You can keep using your <ph name="DEVICE_TYPE">$1<ex>Chromebook</ex></ph> while it's connected to an external display, even with the lid closed.
-  </message>
-  <message name="IDS_ASH_STATUS_TRAY_DISPLAY_DOCKED_EXITING" desc="The notification message shown to the user when the device is exiting docked mode.">
-    Exiting docked mode
-  </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>