Fix wrong tint mode on airplane and vpn icons

Bug: 22399062
Change-Id: If7d0e6d4d2ace947672f9a943bb274f07736ddb0
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/SignalClusterView.java b/packages/SystemUI/src/com/android/systemui/statusbar/SignalClusterView.java
index da1f03e..f7c3c67 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/SignalClusterView.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/SignalClusterView.java
@@ -478,7 +478,6 @@
     }
 
     private void setTint(ImageView v, int tint) {
-        v.setImageTintMode(PorterDuff.Mode.SRC_ATOP);
         v.setImageTintList(ColorStateList.valueOf(tint));
     }