From 908111d2d79c5f48304f56176f35eecfaff15b63 Mon Sep 17 00:00:00 2001
From: Matthew Ng <ngmatthew@google.com>
Date: Tue, 26 Jun 2018 15:22:56 -0700
Subject: [PATCH] Do not create highlight if track width is invalid

Test: change display font size
Change-Id: I29b97dee07d39b1b1efd4871b625a859d7fa2e09
Fixes: 110814530
---
 .../android/systemui/statusbar/phone/QuickStepController.java  | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/QuickStepController.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/QuickStepController.java
index 1da8e81a0218d..af1d220f46f5a 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/QuickStepController.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/QuickStepController.java
@@ -501,6 +501,9 @@ public class QuickStepController implements GestureHelper {
     }
 
     private void updateHighlight() {
+        if (mTrackRect.isEmpty()) {
+            return;
+        }
         int colorBase, colorGrad;
         if (mDarkIntensity > 0.5f) {
             colorBase = mContext.getColor(R.color.quick_step_track_background_background_dark);