Merge "Adding size check when generating holographic outline" into ub-launcher3-burnaby

        int bitmapWidth = (int) (rect.width() * view.getScaleX());

        int bitmapHeight = (int) (rect.height() * view.getScaleY());

        if (bitmapHeight <= 0 || bitmapWidth <= 0) {

            return null;

        }

        int key = (bitmapWidth << 16) | bitmapHeight;

        Bitmap cache = mBitmapCache.get(key);