Refactor how StatusBarPolicy knows if keyguard is visible.

In the case where the keyguard has never been shown and thus
never been dismissed: StatusBarPolicy thought the keyguard was
still visible.

Instead of StatusBarPolicy keeping its own internal variable
for wether the keyguard is visible, directly use
StatusBarKeyguardViewManager.isShowing()

BUG:28755086
Change-Id: I1b30c0e6985aa7ff35eea41444ab5504c00ff130
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBarPolicy.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBarPolicy.java
index 823af36..8f24033 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBarPolicy.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBarPolicy.java
@@ -80,6 +80,7 @@
     private final StatusBarIconController mIconController;
     private final RotationLockController mRotationLockController;
     private final DataSaverController mDataSaver;
+    private StatusBarKeyguardViewManager mStatusBarKeyguardViewManager;
 
     // Assume it's all good unless we hear otherwise.  We don't always seem
     // to get broadcasts that it *is* there.
@@ -95,7 +96,6 @@
     private boolean mManagedProfileIconVisible = false;
     private boolean mManagedProfileInQuietMode = false;
 
-    private boolean mKeyguardVisible = true;
     private BluetoothController mBluetooth;
 
     public PhoneStatusBarPolicy(Context context, StatusBarIconController iconController,
@@ -192,6 +192,11 @@
         mDataSaver.addListener(this);
     }
 
+    public void setStatusBarKeyguardViewManager(
+            StatusBarKeyguardViewManager statusBarKeyguardViewManager) {
+        mStatusBarKeyguardViewManager = statusBarKeyguardViewManager;
+    }
+
     public void setZenMode(int zen) {
         mZen = zen;
         updateVolumeZen();
@@ -385,10 +390,9 @@
 
     private void updateManagedProfile() {
         if (DEBUG) Log.v(TAG, "updateManagedProfile: mManagedProfileFocused: "
-                + mManagedProfileFocused
-                + " mKeyguardVisible: " + mKeyguardVisible);
+                + mManagedProfileFocused);
         final boolean showIcon;
-        if (mManagedProfileFocused && !mKeyguardVisible) {
+        if (mManagedProfileFocused && !mStatusBarKeyguardViewManager.isShowing()) {
             showIcon = true;
             mIconController.setIcon(mSlotManagedProfile,
                     R.drawable.stat_sys_managed_profile_status,
@@ -446,8 +450,7 @@
         updateManagedProfile();
     }
 
-    public void setKeyguardShowing(boolean visible) {
-        mKeyguardVisible = visible;
+    public void notifyKeyguardShowingChanged() {
         updateManagedProfile();
     }