[gnome-dictionary] build: Remove unused define

[Emmanuele Bassi <ebassi src gnome org>]

commit 1c41203875ec2709081e1121197c1f7116c90715
Author: Emmanuele Bassi <ebassi gnome org>
Date:   Sun Mar 1 16:47:37 2015 +0000

    build: Remove unused define
    
    The UIDATADIR still referenced gnome-2.0, but it's not used anywhere in
    the code base.

 src/Makefile.am |    1 -
 1 files changed, 0 insertions(+), 1 deletions(-)
---
diff --git a/src/Makefile.am b/src/Makefile.am
index 080fdf1..e5b44f2 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -7,7 +7,6 @@ gnome_dictionary_CPPFLAGS = \
        -DSYSCONFDIR=\""$(sysconfdir)"\" \
        -DLIBDIR=\""$(libdir)"\" \
        -DDATADIR=\""$(datadir)"\" \
-       -DUIDATADIR=\""$(datadir)/gnome-2.0/ui"\" \
        -DPKGDATADIR=\""$(datadir)/gnome-dictionary"\" \
        -DGNOMELOCALEDIR=\""$(prefix)/$(DATADIRNAME)/locale"\" \
        $(NULL)