KeyguardManager: Add isKeyguardLocked() and isKeyguardSecure()

BUG: 3402847

Change-Id: I725838c9d96617dd4497f9c80417cd623eceb846
Signed-off-by: Mike Lockwood <lockwood@android.com>
diff --git a/services/java/com/android/server/wm/WindowManagerService.java b/services/java/com/android/server/wm/WindowManagerService.java
index a598ce9..3672a8a 100644
--- a/services/java/com/android/server/wm/WindowManagerService.java
+++ b/services/java/com/android/server/wm/WindowManagerService.java
@@ -4410,6 +4410,14 @@
         return mPolicy.inKeyguardRestrictedKeyInputMode();
     }
 
+    public boolean isKeyguardLocked() {
+        return mPolicy.isKeyguardLocked();
+    }
+
+    public boolean isKeyguardSecure() {
+        return mPolicy.isKeyguardSecure();
+    }
+
     public void closeSystemDialogs(String reason) {
         synchronized(mWindowMap) {
             for (int i=mWindows.size()-1; i>=0; i--) {