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 862c65bd615477f1cb786576b54272f2decd5914..2ce47c71981c41a320e8102d8a049249bebd5191 100644
--- a/chrome/browser/policy/configuration_policy_handler_list_factory.cc
+++ b/chrome/browser/policy/configuration_policy_handler_list_factory.cc
@@ -619,6 +619,12 @@ const PolicyToPreferenceMapEntry kSimplePolicyMap[] = {
     base::Value::TYPE_LIST },
   { key::kQuickUnlockTimeout, prefs::kQuickUnlockTimeout,
     base::Value::TYPE_INTEGER },
+  { 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
 };