Consolidate CodeEntryPtrTag and CodeEntryWithArityCheckPtrTag into CodePtrTag. Consolidate NearCallPtrTag and NearJumpPtrTag into NearCodePtrTag.
<rdar://problem/39389404>
Created attachment 337821 [details] proposed patch.
Thanks for the review. Landed in r230592: <http://trac.webkit.org/r230592>.