Files.app: Remove the "Got it" button from the hard unplugged nortification.

chrome/app/chromeos_strings.grdp

 <?xml version="1.0" encoding="utf-8"?>
 <!-- ChromeOS-specific strings (included from generated_resources.grd).
      Everything in this file is wrapped in <if expr="chromeos">. -->
 <grit-part>
   <message name="IDS_EMPTY_STRING" desc="Empty string, exist only to make code generic. No translation required.">
   </message>
   <message name="IDS_CHROMEBOOK" desc="The localized name for Chromebook.">
     Chromebook
   </message>
   <message name="IDS_CHROMEBOX" desc="The localized name for Chromebox">
@@ skipping 3752 matching lines @@
   </message>
   <message name="IDS_EXTERNAL_STORAGE_DISABLED_MESSAGE" desc="Text of notification message which is shown when user inserts removable device but external storage is disabled by policy">
    Sorry, your administrator has disabled external storage on your account.
   </message>
   <message name="IDS_DEVICE_HARD_UNPLUGGED_TITLE" desc="Text of notification title which is shown when user manually removes external storage without clicking the eject icon">
    Whoa, there. Be careful.
   </message>
   <message name="IDS_DEVICE_HARD_UNPLUGGED_MESSAGE" desc="Text of notification message which is shown when user manually removes external storage without clicking the eject icon">
     In the future, be sure to eject your removable device in the Files app before unplugging it. Otherwise, you might lose data.
   </message>
-  <message name="IDS_DEVICE_HARD_UNPLUGGED_BUTTON_LABEL" desc="Text of button label which is shown when user manually removes external storage without clicking the eject icon">
-    Got it
-  </message>
 
   <!-- Formatting device notifications -->
   <message name="IDS_FORMATTING_OF_DEVICE_PENDING_TITLE" desc="Title of notification message which is shown when formatting process of some device is in progress">
     Formatting...
   </message>
   <message name="IDS_FORMATTING_OF_DEVICE_FINISHED_TITLE" desc="Title of notification message which is shown when formatting process finshes">
     Formatting finished
   </message>
   <message name="IDS_FORMATTING_OF_DEVICE_FAILED_TITLE" desc="Title of notification message which is shown when formatting process fails">
     Formatting failed
@@ skipping 1739 matching lines @@
   <message name="IDS_SET_TIME_BUTTON_CLOSE" desc="Text for the button to close the window.">
     Done
   </message>
   <message name="IDS_SET_TIME_DATE_LABEL" desc="Label for the date input element.">
     System date
   </message>
   <message name="IDS_SET_TIME_TIME_LABEL" desc="Label for the time input element.">
     System time
   </message>
 </grit-part>