cros: Added policies for screen unlock.

chrome/test/data/policy/policy_test_cases.json

Index: chrome/test/data/policy/policy_test_cases.json
diff --git a/chrome/test/data/policy/policy_test_cases.json b/chrome/test/data/policy/policy_test_cases.json
index 2c7499251929a2a6859bf1654686f8941805d641..5f5e585aa43b16375678d15b6bbf39f9761dc463 100644
--- a/chrome/test/data/policy/policy_test_cases.json
+++ b/chrome/test/data/policy/policy_test_cases.json
@@ -2635,6 +2635,22 @@
     ]
   },
 
+  "QuickUnlockModeWhitelist": {
+    "os": ["chromeos"],
+    "test_policy": { "QuickUnlockModeWhitelist": ["password"] },

[jdufault, 2016/10/21 19:03:45]

I don't think "password" should be related to quick unlock?

[sammiequon, 2016/10/21 23:49:25]

Should I ask tbuckley@ to remove it then? I put "PIN" for now.

[jdufault, 2016/10/25 17:39:50]

The doc has been updated, password is no longer related.

+    "pref_mappings": [
+      { "pref": "quick_unlock_mode_whitelist"}
+    ]
+  },
+
+  "QuickUnlockTimeout": {
+    "os": ["chromeos"],
+    "test_policy": { "QuickUnlockTimeout": 0 },
+    "pref_mappings": [
+      { "pref": "quick_unlock_timeout"}
+    ]
+  },
+
   "ArcCertificatesSyncMode": {
     "os": ["chromeos"],
     "can_be_recommended": false,