Set FastBitmapDrawable scale=1 before drawing it in DragView

When we draw the icon to the DragView, we draw it
with the current scale, which is > 1 when animating
the icon down. Instead, we should always draw the
icon with scale 1 since the DragView itself is scaled.

Bug: 138236583
Change-Id: I6bca5cf28c54d58476240e0e68900a8f08ffe60b

src/com/android/launcher3/graphics/DragPreviewProvider.java

@@ -29,6 +29,7 @@ import android.os.Handler;
 import android.view.View;
 
 import com.android.launcher3.BubbleTextView;
+import com.android.launcher3.FastBitmapDrawable;
 import com.android.launcher3.Launcher;
 import com.android.launcher3.R;
 import com.android.launcher3.config.FeatureFlags;
@@ -87,6 +88,9 @@ public class DragPreviewProvider {
             Rect bounds = getDrawableBounds(d);
             destCanvas.translate(blurSizeOutline / 2 - bounds.left,
                     blurSizeOutline / 2 - bounds.top);
+            if (d instanceof FastBitmapDrawable) {
+                ((FastBitmapDrawable) d).setScale(1);
+            }
             d.draw(destCanvas);
         } else {
             final Rect clipRect = mTempRect;