[gtk+] Add GDK_DEP_LIBS to demos and tests

[Lars Uebernickel <larsu src gnome org>]

commit 582adcab1ad0b03a39c1da423a27e7d1b903d7ec
Author: Lars Uebernickel <lars uebernickel canonical com>
Date:   Wed Oct 15 16:15:35 2014 +0200

    Add GDK_DEP_LIBS to demos and tests
    
    Some of them depend on libepoxy now.

 demos/gtk-demo/Makefile.am |    1 +
 tests/Makefile.am          |    1 +
 2 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/demos/gtk-demo/Makefile.am b/demos/gtk-demo/Makefile.am
index de150dc..3498ead 100644
--- a/demos/gtk-demo/Makefile.am
+++ b/demos/gtk-demo/Makefile.am
@@ -75,6 +75,7 @@ LDADDS = \
        $(top_builddir)/gtk/libgtk-3.la \
        $(top_builddir)/gdk/libgdk-3.la \
        $(GTK_DEP_LIBS)                         \
+       $(GDK_DEP_LIBS)                 \
        -lm
 
 bin_PROGRAMS = gtk3-demo gtk3-demo-application
diff --git a/tests/Makefile.am b/tests/Makefile.am
index b6a6099..d0eabae 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -18,6 +18,7 @@ LDADD = \
        $(top_builddir)/gtk/libgtk-3.la \
        $(top_builddir)/gdk/libgdk-3.la \
        $(GTK_DEP_LIBS)                 \
+       $(GDK_DEP_LIBS)                 \
        -lm
 
 if USE_X11