[WTF] StringBuilder should set correct m_is8Bit flag when merging
Created attachment 367723 [details] Patch
<rdar://problem/49971803>
Comment on attachment 367723 [details] Patch Thanks!
Comment on attachment 367723 [details] Patch Clearing flags on attachment: 367723 Committed r244429: <https://trac.webkit.org/changeset/244429>
All reviewed patches have been landed. Closing bug.