Bug 1292558 - Skip sanitizer option detection when doing an artifact build. r=mshal

MozReview-Commit-ID: DjHBqK2TMQT

--HG--
extra : rebase_source : 076fb573ff37478d7c40e92f42f942987803242e

old-configure.in

@@ -673,7 +673,9 @@ if test -n "${CLANG_CXX}${CLANG_CL}"; then
     _WARNINGS_CXXFLAGS="-Qunused-arguments ${_WARNINGS_CXXFLAGS}"
 fi
 
-MOZ_CONFIG_SANITIZE
+if test -n "$COMPILE_ENVIRONMENT"; then
+   MOZ_CONFIG_SANITIZE
+fi
 
 dnl ========================================================
 dnl = Enable treating compiler warnings as errors