[beast: 1/10] PLUGINS: fix doc_sources, now that DIST_* variables aren't provided anymore

[Tim Janik <timj src gnome org>]

commit ddef8ad4bb427b174033b8e9a6d27cf9e66fc75a
Author: Tim Janik <timj gnu org>
Date:   Sat Jun 17 23:53:16 2017 +0200

    PLUGINS: fix doc_sources, now that DIST_* variables aren't provided anymore
    
    Signed-off-by: Tim Janik <timj gnu org>

 plugins/Makefile.am |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/plugins/Makefile.am b/plugins/Makefile.am
index 6e3cebc..7b940a2 100644
--- a/plugins/Makefile.am
+++ b/plugins/Makefile.am
@@ -24,7 +24,7 @@ idl_files = $(strip                   \
 )
 EXTRA_DIST += $(idl_files)
 
-doc_sources = $(idl_files) $(DIST_SOURCES) $(cxx_plugin_headers) $(cxx_plugin_sources) $(cxx_plugin_extra)
+doc_sources = $(idl_files) $(SOURCES) $(cxx_plugin_headers) $(cxx_plugin_sources) $(cxx_plugin_extra)
 
 # == doc_sources.lst ==
 doc_sources.lst: Makefile