Fixed a bug where the pin wasn't scaled correctly

When switching between different users with different
densities, the Pin entry wasn't recreated correctly.

Change-Id: I4d34ed4b2962311f28588b13dd56838c84272edf
Fixes: 27744173

packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java

@@ -967,6 +967,7 @@ public class PhoneStatusBar extends BaseStatusBar implements DemoMode,
         inflateEmptyShadeView();
         updateEmptyShadeView();
         inflateOverflowContainer();
+        mStatusBarKeyguardViewManager.onDensityOrFontScaleChanged();
     }
 
     private void inflateSignalClusters() {

packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBarKeyguardViewManager.java

@@ -348,6 +348,10 @@ public class StatusBarKeyguardViewManager implements RemoteInputController.Callb
         }
     }
 
+    public void onDensityOrFontScaleChanged() {
+        mBouncer.hide(true /* destroyView */);
+    }
+
     private void animateScrimControllerKeyguardFadingOut(long delay, long duration,
             boolean skipFirstFrame) {
         animateScrimControllerKeyguardFadingOut(delay, duration, null /* endRunnable */,