Don't touch auto dim on app change

Test: manual
Bug: 63630024
Change-Id: I134aa2695bad36606588ca3e52685826f25ea306
(cherry picked from commit 53504c3aac19a3658782900d26b0f9da1abb3288)
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBar.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBar.java
index 5a5f164..4c2f084 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBar.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBar.java
@@ -5303,7 +5303,6 @@
 
     @Override
     public void appTransitionFinished() {
-        touchAutoDim();
         EventBus.getDefault().send(new AppTransitionFinishedEvent());
     }