[JSC] Use decontaminate in StructureID::decode
Created attachment 458828 [details] Patch
Pull request: https://github.com/WebKit/WebKit/pull/506
Committed r293799 (250273@main): <https://commits.webkit.org/250273@main> Reviewed commits have been landed. Closing PR #506 and removing active labels.
<rdar://problem/92760322>