[gtk+] build: Remove unused target variables

[Emmanuele Bassi <ebassi src gnome org>]

commit 5cb804a808f8182848797fd040eb3c1d7b281056
Author: Emmanuele Bassi <ebassi gnome org>
Date:   Wed Oct 19 14:34:05 2016 +0100

    build: Remove unused target variables
    
    The foreigndrawing test has been removed.

 tests/Makefile.am |    3 ---
 1 files changed, 0 insertions(+), 3 deletions(-)
---
diff --git a/tests/Makefile.am b/tests/Makefile.am
index b10615e..5e7c99a 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -279,7 +279,6 @@ testrevealer2_DEPENDENCIES = $(TEST_DEPS)
 testtitlebar_DEPENDENCIES = $(TEST_DEPS)
 testwindowsize_DEPENDENCIES = $(TEST_DEPS)
 listmodel_DEPENDENCIES = $(TEST_DEPS)
-foreigndrawing_DEPENDENCIES = $(TEST_DEPS)
 
 animated_resizing_SOURCES =    \
        animated-resizing.c     \
@@ -486,8 +485,6 @@ testglblending_SOURCES =    \
 
 listmodel_SOURCES = listmodel.c
 
-foreigndrawing_SOURCES = foreigndrawing.c
-
 EXTRA_DIST +=                  \
        gradient1.png           \
        testgtk.1               \