[gtksourceviewmm] configure.ac: Don't try to get m4 conversions from cairomm.

[Murray Cumming <murrayc src gnome org>]

commit b0e694ed4660ac39d32bb91da3167ddb89d9aae9
Author: Murray Cumming <murrayc murrayc com>
Date:   Fri Mar 31 12:00:59 2017 +0200

    configure.ac: Don't try to get m4 conversions from cairomm.
    
    It doesn't have any, because it doesn't use gmmproc. And this
    was requesting the wrong version anyway.

 configure.ac |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 660cf8d..de126bd 100644
--- a/configure.ac
+++ b/configure.ac
@@ -32,7 +32,7 @@ PKG_CHECK_MODULES([GTKSOURCEVIEWMM], [$GTKSOURCEVIEWMM_MODULES])
 
 MM_PKG_CONFIG_SUBST([GTHREAD_CFLAGS], [--cflags-only-other gthread-2.0])
 MM_PKG_CONFIG_SUBST([GMMPROC_DIR], [--variable=gmmprocdir glibmm-2.54])
-MM_PKG_CONFIG_SUBST([GMMPROC_EXTRA_M4_DIR], [--variable=gmmprocm4dir cairomm-1.14 pangomm-2.42 atkmm-2.26 
gtkmm-4.0])
+MM_PKG_CONFIG_SUBST([GMMPROC_EXTRA_M4_DIR], [--variable=gmmprocm4dir pangomm-2.42 atkmm-2.26 gtkmm-4.0])
 
 MM_ARG_DISABLE_DEPRECATED_API([GTKSOURCEVIEWMM])