DWT doesn't compile with dmd 2.87.0

[Patrick Schluter]

DWT doesn't build anymore with the new compiler. Wasn't DWT 
supposed to be part of the build job of compiler so that 
regressions are caught in time?


dwt 1.0.1+swt-3.4.1: building configuration "windows-win32"...
C:\Users\Patri\AppData\Local\dub\packages\dwt-1.0.1_swt-3.4.1\dwt\org.eclipse.swt.win32.win32.x86\src\org\eclipse\swt\internal\gdip\Gdip.d(478,9): Deprecation: The delete keyword has been deprecated.  Use object.destroy() (and core.memory.GC.free() if applicable) instead.
C:\Users\Patri\AppData\Local\dub\packages\dwt-1.0.1_swt-3.4.1\dwt\org.eclipse.swt.win32.win32.x86\src\org\eclipse\swt\ole\win32\OleControlSite.d(886,43): Error: class `org.eclipse.swt.ole.win32.OleControlSite.OleControlSite` member AddRef is not accessible
C:\Users\Patri\AppData\Local\dub\packages\dwt-1.0.1_swt-3.4.1\dwt\org.eclipse.swt.win32.win32.x86\src\org\eclipse\swt\ole\win32\OleControlSite.d(906,43): Error: class `org.eclipse.swt.ole.win32.OleControlSite.OleControlSite` member AddRef is not accessible
C:\Users\Patri\AppData\Local\dub\packages\dwt-1.0.1_swt-3.4.1\dwt\org.eclipse.swt.win32.win32.x86\src\org\eclipse\swt\widgets\IME.d(506,29): Deprecation: The delete keyword has been deprecated.  Use object.destroy() (and core.memory.GC.free() if applicable) instead.
C:\D\dmd2\windows\bin\dmd.exe failed with exit code 1.