cros: Added policies for screen unlock.

components/policy/resources/policy_templates.json

Index: components/policy/resources/policy_templates.json
diff --git a/components/policy/resources/policy_templates.json b/components/policy/resources/policy_templates.json
index 3135c2cd2358da593b134a41548aa2205e62d8c3..5e958a48949a480673b8d314a6b602099fe11bdf 100644
--- a/components/policy/resources/policy_templates.json
+++ b/components/policy/resources/policy_templates.json
@@ -139,7 +139,7 @@
 #   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: 349
+#   For your editing convenience: highest ID currently used: 351
 #
 # Placeholders:
 #   The following placeholder strings are automatically substituted:
@@ -9081,6 +9081,64 @@
       If set to False, updates to components are disabled. However, some components are exempt from this policy: updates to any component that does not contain executable code, or does not significantly alter the behavior of the browser, or is critical for its security will not be disabled.
       Examples of such components include the certificate revocation lists and safe browsing data. ''',
     },
+    {
+      'name': 'QuickUnlockModeWhitelist',
+      'type': 'list',
+      'schema': {
+        'type': 'array',
+        'items': { 'type': 'string' },
+      },
+      'supported_on': ['chrome_os:55-'],
+      'features': {
+        'dynamic_refresh': True,
+        'per_profile': True,
+      },
+      'example_value': ['PIN'],
+      'id': 350,
+      'caption': '''Enable methods for unlocking the lock screen.''',
+      'tags': [],
+      'desc': '''This policy sets which methods can be used to unlock the lock screen. All means all available methods can be used, otherwise only the specified chosen methods may be used.''',
+    },
+    {
+      'name': 'QuickUnlockTimeout',
+      'type': 'int-enum',
+      'schema': {
+        'type': 'integer',
+        'enum': [ 0, 1, 2, 3 ],
+      },
+      'items': [
+        {
+          'name': 'SixHours',
+          'value': 0,
+          'caption': '''Password entry is required every six hours.''',
+        },
+        {
+          'name': 'TweleveHours',
+          'value': 1,
+          'caption': '''Password entry is required every twelve hours.''',
+        },
+        {
+          'name': 'Day',
+          'value': 2,
+          'caption': '''Password entry is required every day (24 hours).''',
+        },
+        {
+          'name': 'Week',
+          'value': 3,
+          'caption': '''Password entry is required every week (168 hours).''',
+        },
+      ],
+      'supported_on': ['chrome_os:55-'],
+      'features': {
+        'dynamic_refresh': True,
+        'per_profile': True,
+      },
+      'example_value': 2,
+      'id': 351,
+      'caption': '''Sets how often user has to enter password to use quick unlock.''',
+      'tags': [],
+      'desc': '''Users have to enter their password into the lock screen every once in a while to continue using quick unlock. This policy sents the interval at which the lock screen will request the users password.''',
+    },
   ],
   'messages': {
     # Messages that are not associated to any policies.