When a check-patch-relevance step fails, it indicate that the patch doesn't have changes relevant to the builder, and therefore rest of the processing is skipped. Therefore failure in check-patch-relevance step should not mark the build as failure, instead the build should be marked as SKIPPED.
Created attachment 356830 [details] Proposed patch Sample run: http://ews-build.webkit-uat.org/#/builders/16/builds/229
Committed r239008: <https://trac.webkit.org/changeset/239008>
<rdar://problem/46574892>