Merge "Redraw brightness slider on density change." into sc-dev

packages/SystemUI/src/com/android/systemui/settings/brightness/BrightnessSliderView.java

@@ -180,6 +180,8 @@ public class BrightnessSliderView extends FrameLayout {
      * Sets the scale for the progress bar (for brightness_progress_drawable.xml)
      *
      * This will only scale the thick progress bar and not the icon inside
+     *
+     * Used in {@link com.android.systemui.qs.QSAnimator}.
      */
     public void setSliderScaleY(float scale) {
         if (scale != mScale) {

packages/SystemUI/src/com/android/systemui/util/RoundedCornerProgressDrawable.kt

@@ -16,6 +16,7 @@
 
 package com.android.systemui.util
 
+import android.content.pm.ActivityInfo
 import android.content.res.Resources
 import android.graphics.Rect
 import android.graphics.drawable.Drawable
@@ -64,6 +65,10 @@ class RoundedCornerProgressDrawable @JvmOverloads constructor(
         return RoundedCornerState(super.getConstantState()!!)
     }
 
+    override fun getChangingConfigurations(): Int {
+        return super.getChangingConfigurations() or ActivityInfo.CONFIG_DENSITY
+    }
+
     private class RoundedCornerState(private val wrappedState: ConstantState) : ConstantState() {
         override fun newDrawable(): Drawable {
             return newDrawable(null, null)