[LyX/master] Remove unused leftover from Makefile.

[Stephan Witt]

commit 784139da503c3bd5e4988c89ea8bb2d76596a8c4
Author: Stephan Witt <switt at lyx.org>
Date:   Sun Aug 30 09:02:55 2020 +0200

    Remove unused leftover from Makefile.
---
 src/support/Makefile.am |    6 ------
 1 files changed, 0 insertions(+), 6 deletions(-)

diff --git a/src/support/Makefile.am b/src/support/Makefile.am
index 8b7d211..6710bcc 100644
--- a/src/support/Makefile.am
+++ b/src/support/Makefile.am
@@ -122,12 +122,6 @@ liblyxsupport_a_SOURCES = \
 	unicode.h \
 	weighted_btree.h
 
-#if INSTALL_MACOSX
-#liblyxsupport_a_SOURCES += \
-#	AppleSpellChecker.h \
-#	AppleSpellChecker.mm
-#endif
-
 if INSTALL_MACOSX
 liblyxsupport_a_SOURCES += \
 	AppleSpeller.h \