rebase

mozilla-central/patches/1624546-vs2019-runtime-mc.patch

@@ -33,7 +33,7 @@ diff --git a/js/src/old-configure.in b/js/src/old-configure.in
 diff --git a/old-configure.in b/old-configure.in
 --- a/old-configure.in
 +++ b/old-configure.in
-@@ -131,18 +131,18 @@ case "$target" in
+@@ -124,18 +124,18 @@ case "$target" in
              [ unsigned *test = new unsigned(42); ],,
              AC_MSG_ERROR([\$(CXX) test failed.  You must have MS VC++ in your path to build.]) )
          AC_LANG_RESTORE