cros: Added policies for screen unlock.

chrome/browser/chromeos/login/quick_unlock/quick_unlock_utils.h

Index: chrome/browser/chromeos/login/quick_unlock/quick_unlock_utils.h
diff --git a/chrome/browser/chromeos/login/quick_unlock/quick_unlock_utils.h b/chrome/browser/chromeos/login/quick_unlock/quick_unlock_utils.h
index c7666c5ee6f7648535d6da4a2a471823436016ad..194284e8dba06f6be77fedb11f2c97801ca36f71 100644
--- a/chrome/browser/chromeos/login/quick_unlock/quick_unlock_utils.h
+++ b/chrome/browser/chromeos/login/quick_unlock/quick_unlock_utils.h
@@ -7,6 +7,15 @@
 
 namespace chromeos {
 
+// Enumeration specifiying the possible intervals before a strong auth
+// (password) is required before continuing to use quick unlock.
+enum class PasswordConfirmation {

[jdufault, 2016/10/04 23:26:21]

This should also be named PasswordConfirmationFrequency; it's confusing to read
if Frequency is not present.

[sammiequon, 2016/10/18 22:47:49]

Done.

+  SIX_HOURS = 0,
+  TWELVE_HOURS = 1,
+  DAY = 2,
+  WEEK = 3
+};
+
 // Returns true if quick unlock is allowed by policy and the feature flag is
 // present.
 bool IsQuickUnlockEnabled();