Add source column to chrome://policy showing the origins of policies.

components/policy_strings.grdp

 <?xml version="1.0" encoding="utf-8"?>
 <grit-part>
 
   <message name="IDS_POLICY_DM_STATUS_SUCCESS" desc="Message indicating a successful device management server call.">
     Request succeeded
   </message>
   <message name="IDS_POLICY_DM_STATUS_REQUEST_INVALID" desc="Message indicating a bad request to the enterprise server.">
     Invalid request or request parameters
   </message>
   <message name="IDS_POLICY_DM_STATUS_REQUEST_FAILED" desc="Message indicating the request to the enterprise server failed in the network.">
@@ skipping 273 matching lines @@
   </message>
   <message name="IDS_POLICY_HEADER_NAME" desc="Table header for the column in the policy table that contains the policy name.">
     Policy name
   </message>
   <message name="IDS_POLICY_HEADER_VALUE" desc="Table header for the column in the policy table that contains the policy value.">
     Policy value
   </message>
   <message name="IDS_POLICY_HEADER_STATUS" desc="Table header for the column in policy table that contains the policy status.">
     Status
   </message>
+  <message name="IDS_POLICY_HEADER_SOURCE" desc="Table header for the column in policy table that contains the policy source (managed, set by custodian, ...).">

[Thiemo Nagel, 2015/09/01 17:40:38]

The bracket "managed, set by custodian, ..." seems wrong.

[fhorschig, 2015/09/04 06:53:55]

Done.

+    Source
+  </message>
   <message name="IDS_POLICY_SHOW_EXPANDED_VALUE" desc="Text for the link that shows the policy value. Used when the policy value is too long to be always visible.">
     Show value
   </message>
   <message name="IDS_POLICY_HIDE_EXPANDED_VALUE" desc="Text for the link that hides the policy value. Used when the policy value is too long to be always visible.">
     Hide value
   </message>
   <message name="IDS_POLICY_SCOPE_USER" desc="Text displayed in the Applies to column when a policy applies to the current user only.">
     Current user
   </message>
   <if expr="not is_android and not chromeos">
     <message name="IDS_POLICY_SCOPE_DEVICE" desc="Text displayed in the Applies to column when a policy applies to everyone on the machine.">
       Machine
     </message>
   </if>
   <if expr="chromeos or is_android">
     <message name="IDS_POLICY_SCOPE_DEVICE" desc="Mobile: Text displayed in the Applies To column when a policy applies to everyone on the device.">
       Device
     </message>
   </if>
   <message name="IDS_POLICY_LEVEL_RECOMMENDED" desc="Text displayed in the Level column when a policy is recommended.">
     Recommended
   </message>
   <message name="IDS_POLICY_LEVEL_MANDATORY" desc="Text displayed in the Level column when a policy is mandatory.">
     Mandatory
   </message>
   <message name="IDS_POLICY_INVALID_BOOKMARK" desc="Text displayed in the status column when an entry of the ManagedBookmarks policy is not a valid bookmark.">
     Ignored invalid bookmark at index <ph name="ENTRY_INDEX">$1<ex>3</ex></ph>
   </message>
+  <message name="IDS_POLICY_SOURCE_ENTERPRISE" desc="Indicates that a policy has a default value

[Thiemo Nagel, 2015/09/01 17:40:38]

Please don't wrap lines: Stay consistent with the rest of the file.

[fhorschig, 2015/09/04 06:53:55]

Done.

+that is enforced in an enterprise system (like Chrome OS).">
+    Enterprise Default
+  </message>
+  <message name="IDS_POLICY_SOURCE_CLOUD" desc="Indicates that the source of the policy originates

[Thiemo Nagel, 2015/09/01 17:40:38]

Either "the policy originates from the cloud" or "the source of the policy is
the cloud".

[fhorschig, 2015/09/04 06:53:55]

Done.

+from the cloud.">
+    Cloud
+  </message>
+  <message name="IDS_POLICY_SOURCE_PLATFORM" desc="Indicates that the policy's value is read from

[Thiemo Nagel, 2015/09/01 17:40:38]

It's not just the "value", also the key is read.

[fhorschig, 2015/09/04 06:53:55]

Done.

+the platform's local file system.">

[Thiemo Nagel, 2015/09/01 17:40:38]

"local file system" isn't entirely correct, under some circumstances the policy
can be read from the Windows registry, for example.  I'd make that more generic
and write that policy is "obtained" or "received" or "read from" the local OS.

[fhorschig, 2015/09/04 06:53:55]

Done.

+    Platform
+  </message>
 </grit-part>