Remove GraphicsContextGLOpenGL::setRenderbufferStorageFromDrawable declaration r268198 removed the definition.
Created attachment 415263 [details] Patch
Created attachment 415267 [details] Patch
Nice, thanks!
Committed r270395: <https://trac.webkit.org/changeset/270395> All reviewed patches have been landed. Closing bug and clearing flags on attachment 415267 [details].
<rdar://problem/71939636>