cros: Added a new function to quick unlock api for checking unfinished pins.

chrome/browser/policy/configuration_policy_handler_list_factory.cc

Index: chrome/browser/policy/configuration_policy_handler_list_factory.cc
diff --git a/chrome/browser/policy/configuration_policy_handler_list_factory.cc b/chrome/browser/policy/configuration_policy_handler_list_factory.cc
index 9b45435511cbbc95d947dba1195b41ef7d67e6b6..7fa31acaf79c1290af1baff231e1b6bdb044702a 100644
--- a/chrome/browser/policy/configuration_policy_handler_list_factory.cc
+++ b/chrome/browser/policy/configuration_policy_handler_list_factory.cc
@@ -606,6 +606,12 @@ const PolicyToPreferenceMapEntry kSimplePolicyMap[] = {
 
 #if defined(OS_CHROMEOS)
   { key::kAllowScreenLock, prefs::kAllowScreenLock, base::Value::TYPE_BOOLEAN },
+  { key::kPinUnlockMinimumLength, prefs::kPinUnlockMinimumLength,
+    base::Value::TYPE_INTEGER },
+  { key::kPinUnlockMaximumLength, prefs::kPinUnlockMaximumLength,
+    base::Value::TYPE_INTEGER },
+  { key::kPinUnlockAllowWeakPins, prefs::kPinUnlockAllowWeakPins,
+    base::Value::TYPE_BOOLEAN },
 #endif
 };