[MacPorts] #54928: webkit2-gtk @2.14.2: build failing under High Sierra due to error: delegating constructors are permitted only in C++11

[MacPorts]

#54928: webkit2-gtk @2.14.2: build failing under High Sierra due to error:
delegating constructors are permitted only in C++11
--------------------------+------------------------
  Reporter:  pmetzger     |      Owner:  jeremyhu
      Type:  defect       |     Status:  assigned
  Priority:  Normal       |  Milestone:
 Component:  ports        |    Version:
Resolution:               |   Keywords:  highsierra
      Port:  webkit2-gtk  |
--------------------------+------------------------

Comment (by pmetzger):

 (Might not work on other systems, but one could temporarily conditionalize
 it on 10.13 and above?)

--
Ticket URL: <https://trac.macports.org/ticket/54928#comment:9>
MacPorts <https://www.macports.org/>
Ports system for macOS