No QS hotspot unless supported

Fixes: 27438917
Change-Id: Iadeee5a87ebb9b881e04ac706547004e186215ea
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/HotspotTile.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/HotspotTile.java
index bf5b22c..25a3eff 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/HotspotTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/HotspotTile.java
@@ -43,6 +43,11 @@
     }
 
     @Override
+    public boolean isAvailable() {
+        return mController.isHotspotSupported();
+    }
+
+    @Override
     protected void handleDestroy() {
         super.handleDestroy();
     }