Update chrome://extensions for supervised users

chrome/app/generated_resources.grd

Index: chrome/app/generated_resources.grd
diff --git a/chrome/app/generated_resources.grd b/chrome/app/generated_resources.grd
index 5e1b0c916bf035506e3c13f96c1dd9ba20e32599..9e96c5f24b3a864f73dfc42778c56674f5845055 100644
--- a/chrome/app/generated_resources.grd
+++ b/chrome/app/generated_resources.grd
@@ -5068,6 +5068,12 @@ Even if you have downloaded files from this website before, the website might ha
       <message name="IDS_EXTENSIONS_LOCKED_SUPERVISED_USER" desc="The error message (either shown in the extensions UI or logged) informing a supervised user that extensions cannot be changed.">
         Applications and extensions cannot be modified by supervised users.
       </message>
+      <message name="IDS_EXTENSIONS_INSTALLED_BY_CHILD_CUSTODIAN" desc="The text in the extensions UI informing a child user that an extension was installed by their parent and cannot be changed.">
+        Installed by your parent.
+      </message>
+      <message name="IDS_EXTENSIONS_INSTALLED_BY_SUPERVISED_USER_CUSTODIAN" desc="The text in the extensions UI informing a supervised user that an extension was installed by their custodian and cannot be changed">
+        Installed by your custodian.
+      </message>
       <message name="IDS_GET_MORE_EXTENSIONS" desc="The text for getting more extensions. Displayed at bottom of extension management page when there is at least one extension installed.">
         Get more extensions
       </message>