Since `PathPattern.combine` now returns another `PathPattern` instance (it was previously returning a String instance), we can now safely remove the parser instance included in `PatternsRequestCondition`. Issue: SPR-15663
Since `PathPattern.combine` now returns another `PathPattern` instance (it was previously returning a String instance), we can now safely remove the parser instance included in `PatternsRequestCondition`. Issue: SPR-15663