Continuing refactor of TaskStackView.

- Extracting stack and filtering logic.

Change-Id: Id794cb2e36238baa49e614bc436bf07de6680804
diff --git a/packages/SystemUI/src/com/android/systemui/recents/views/TaskView.java b/packages/SystemUI/src/com/android/systemui/recents/views/TaskView.java
index f9d5a65..b1fc700 100644
--- a/packages/SystemUI/src/com/android/systemui/recents/views/TaskView.java
+++ b/packages/SystemUI/src/com/android/systemui/recents/views/TaskView.java
@@ -485,7 +485,7 @@
 
     /** Compute the dim as a function of the scale of this view. */
     int getDimOverlayFromScale() {
-        float minScale = Constants.Values.TaskStackView.StackPeekMinScale;
+        float minScale = TaskStackViewLayoutAlgorithm.StackPeekMinScale;
         float scaleRange = 1f - minScale;
         float dim = (1f - getScaleX()) / scaleRange;
         dim = mDimInterpolator.getInterpolation(Math.min(dim, 1f));