Surface error messages from ONC parsing in about:policy.

chrome/app/generated_resources.grd

 <?xml version="1.0" encoding="UTF-8"?>
 
 <!--
 This file contains definitions of resources that will be translated for each
 locale.  The variables is_win, is_macosx, is_linux, and is_posix are available
 for making strings OS specific.  Other platform defines such as use_titlecase
 are declared in build/common.gypi.
 -->
 
 <grit base_dir="." latest_public_release="0" current_release="1"
@@ skipping 4444 matching lines @@
       </message>
       <message name="IDS_POLICY_PROXY_NEITHER_SPECIFIED_ERROR" desc="The text displayed in the status column when neither a fixed proxy servers or a .pac url are specified.">
         Neither fixed proxy servers nor a .pac script URL are specified.
       </message>
       <message name="IDS_POLICY_OVERRIDDEN" desc="The text displayed in the status column when the corresponding policy is being ignored because another policy is overriding it.">
         Ignored because it was overridden by <ph name="POLICY_NAME">$1<ex>ProxyMode</ex></ph>.
       </message>
       <message name="IDS_POLICY_DEPRECATED" desc="The text displayed in the status column when the corresponding policy is deprecated.">
         This policy has been deprecated.
       </message>
+      <message name="IDS_POLICY_NETWORK_CONFIG_PARSE_ERROR" desc="The text displayed in the status column when the corresponding network configuration policy failed to parse.">
+        Network configuration failed to be parsed: <ph name="PARSE_ERROR_MESSAGE">$1<ex>Line: 1, column: 1, Root value must be an array or object.</ex></ph>
+      </message>
 
       <!-- about:flags -->
       <message name="IDS_FLAGS_LONG_TITLE" desc="Long version of the title for the about:flags page.">
         Careful, these experiments may bite
       </message>
       <message name="IDS_FLAGS_TABLE_TITLE" desc="Title for the experiments table on the about:flags page.">
         Experiments
       </message>
       <message name="IDS_FLAGS_WARNING_HEADER" desc="Text right before the warning body text.">
         WARNING
@@ skipping 10111 matching lines @@
     </messages>
     <structures fallback_to_english="true">
       <!-- Make sure these stay in sync with the structures in generated_resources.grd. -->
       <structure name="IDD_CHROME_FRAME_FIND_DIALOG" file="cf_resources.rc" type="dialog" >
       </structure>
       <structure name="IDD_CHROME_FRAME_READY_PROMPT" file="cf_resources.rc" type="dialog" >
       </structure>
     </structures>
   </release>
 </grit>