[subset] Add HB_NO_SUBSET_CFF
Doesn't fully prune all the relevant code. To be fixed later.
Part of https://github.com/harfbuzz/harfbuzz/issues/1652
diff --git a/src/hb-subset.cc b/src/hb-subset.cc
index aa6934b..a8ec14f 100644
--- a/src/hb-subset.cc
+++ b/src/hb-subset.cc
@@ -196,6 +196,8 @@
case HB_OT_TAG_post:
result = _subset<const OT::post> (plan);
break;
+
+#ifndef HB_NO_SUBSET_CFF
case HB_OT_TAG_cff1:
result = _subset<const OT::cff1> (plan);
break;
@@ -205,6 +207,7 @@
case HB_OT_TAG_VORG:
result = _subset<const OT::VORG> (plan);
break;
+#endif
#ifndef HB_NO_SUBSET_LAYOUT
case HB_OT_TAG_GDEF:
