case FilterOperation::BRIGHTNESS:
case FilterOperation::CONTRAST:
case FilterOperation::SATURATING_BRIGHTNESS:
+ case FilterOperation::ALPHA_THRESHOLD:
break;
}
}
case FilterOperation::DROP_SHADOW:
case FilterOperation::ZOOM:
case FilterOperation::REFERENCE:
+ case FilterOperation::ALPHA_THRESHOLD:
return true;
case FilterOperation::COLOR_MATRIX: {
const SkScalar* matrix = op.matrix();