Updating the PreloadIconDrawable

> The drawable gets the path from MaskIconDrawable path, instead of
  using a circle
> The progress changes are animated as well

Bug: 34831873
Change-Id: I4e7f0b610f4fd94de8e0cfcf8b179b775cf0b4d8

src/com/android/launcher3/FastBitmapDrawable.java

@@ -120,7 +120,7 @@ public class FastBitmapDrawable extends Drawable {
 
     public FastBitmapDrawable(Bitmap b) {
         mBitmap = b;
-        setBounds(0, 0, b.getWidth(), b.getHeight());
+        setFilterBitmap(true);
     }
 
     public void applyIconBadge(BadgeInfo badgeInfo, BadgeRenderer badgeRenderer) {