Remove dead Page Info permission strings and associated code.

components/page_info_strings.grdp

Index: components/page_info_strings.grdp
diff --git a/components/page_info_strings.grdp b/components/page_info_strings.grdp
index 464cc0d65484b36f8f75e48ca27de368b3e62153..e10046b1be278b85c1d39c1f17ccdfe67d47ef67 100644
--- a/components/page_info_strings.grdp
+++ b/components/page_info_strings.grdp
@@ -296,18 +296,4 @@
   <message name="IDS_PAGE_INFO_TITLE_SITE_DATA" desc="Title of the site data section of the page info popup.">
     Cookies
   </message>
-
-  <!-- TODO(crbug.com/709701): Remove these strings-->
-  <message name="IDS_PAGE_INFO_PERMISSION_ALLOW" desc="The label used in the permissions dropdowns for the option that grants a permissions.">
-    allow
-  </message>
-  <message name="IDS_PAGE_INFO_PERMISSION_BLOCK" desc="The label used in the permissions dropdowns for the option that denies a permissions. ">
-    block
-  </message>
-  <message name="IDS_PAGE_INFO_PERMISSION_ASK" desc="The label used in the permissions dropdowns for the option that makes the browser asks for permission. ">
-    ask
-  </message>
-  <message name="IDS_PAGE_INFO_TITLE_SITE_PERMISSIONS" desc="Title of the permissions section of the page info popup.">
-    Permissions
-  </message>
 </grit-part>