New spline physics for list fling motion.

Change-Id: I72216acb29f1cd475682141701e1f2e56f52d527

core/java/android/widget/Scroller.java

@@ -67,13 +67,12 @@ public class Scroller  {
     private static final int FLING_MODE = 1;
 
     private static float DECELERATION_RATE = (float) (Math.log(0.75) / Math.log(0.9));
-    private static float ALPHA = 400; // pixels / seconds
+    private static float ALPHA = 800; // pixels / seconds
     private static float START_TENSION = 0.4f; // Tension at start: (0.4 * total T, 1.0 * Distance)
     private static float END_TENSION = 1.0f - START_TENSION;
     private static final int NB_SAMPLES = 100;
     private static final float[] SPLINE = new float[NB_SAMPLES + 1];
 
-
     private float mDeceleration;
     private final float mPpi;