Add device policy definition for local accounts.

chrome/app/policy/policy_templates.json

Index: chrome/app/policy/policy_templates.json
diff --git a/chrome/app/policy/policy_templates.json b/chrome/app/policy/policy_templates.json
index 12e846078a82243eaf26a16bc8d9345aa134591d..d117227cc62018e5b378f1417bdbff9e7be1f0ce 100644
--- a/chrome/app/policy/policy_templates.json
+++ b/chrome/app/policy/policy_templates.json
@@ -112,7 +112,7 @@
 #   persistent IDs for all fields (but not for groups!) are needed. These are
 #   specified by the 'id' keys of each policy. NEVER CHANGE EXISTING IDs,
 #   because doing so would break the deployed wire format!
-#   For your editing convenience: highest ID currently used: 161
+#   For your editing convenience: highest ID currently used: 162
 #
 # Placeholders:
 #   The following placeholder strings are automatically substituted:
@@ -3042,6 +3042,33 @@
       The recognized connection type identifiers are "ethernet", "wifi", "wimax", "bluetooth" and "cellular".''',
     },
     {
+      # TODO(joaodasilva): Make this the default and deprecate the other proxy

[pastarmovj, 2012/11/06 12:42:15]

proxy policies?

[Mattias Nissler (ping if slow), 2012/11/12 15:50:51]

Done.

+      # policies once all providers are ready to load 'dict' policies.
+      # This is currently an internal policy.
+      # http://crbug.com/108992, http://crbug.com/108996
+      'name': 'DeviceLocalAccounts',

[Bin, 2012/11/07 19:17:04]

What's this for? I assume it is a device-level policy. But that's are defined in
chrome_device_policy.proto

[Mattias Nissler (ping if slow), 2012/11/12 15:50:51]

This is just for allocating a policy constant (which is necessary to have stuff
show up in about:policy).

+      'type': 'list',
+      'schema': {
+        'type': 'array',
+        'items': {
+          'type': 'object',
+          'properties': {
+            'Id': { 'type': 'string' },
+            'Name': { 'type': 'string' },
+          },
+        },
+      },
+      'supported_on': ['chrome_os:0.25-'],
+      'future': True,
+      'features': {'dynamic_refresh': True},
+      'example_value': [ { "Id": "demo@example.com", "Name": "Demo session" } ],
+      'id': 162,
+      'caption': '''Local accounts''',
+      'desc': '''Specifies the list of local accounts to be shown on the login screen.
+
+      Every list entry gives an identifier, which is used internally to tell the different local accounts apart, and a display name that will be used to show the local account on the login screen.''',
+    },
+    {
       'name': 'BackgroundModeEnabled',
       'type': 'main',
       'schema': { 'type': 'boolean' },