[gnome-todo] build: pass distcheck

[Georges Basile Stavracas Neto <gbsneto src gnome org>]

commit 75d416b33faedf3288ca18e0c1f0c556b026bc32
Author: Georges Basile Stavracas Neto <georges stavracas gmail com>
Date:   Tue Nov 1 11:13:26 2016 -0200

    build: pass distcheck

 data/Makefile.am          |    3 ---
 doc/reference/Makefile.am |    1 +
 src/Makefile.am           |    4 ----
 3 files changed, 1 insertions(+), 7 deletions(-)
---
diff --git a/data/Makefile.am b/data/Makefile.am
index aacda76..61c8835 100644
--- a/data/Makefile.am
+++ b/data/Makefile.am
@@ -47,15 +47,12 @@ EXTRA_DIST=                     \
   ui/notification.ui \
   ui/plugin-dialog.ui \
   ui/plugin-row.ui \
-  ui/provider-dialog.ui \
   ui/provider-popover.ui \
   ui/provider-row.ui \
   ui/provider-selector.ui \
   ui/task-row.ui \
   ui/window.ui \
   theme/Adwaita.css \
-  theme/bg.png \
-  theme/bg.svg \
   $(appdata_in_files) \
   $(desktop_in_files) \
   $(gsettings_SCHEMAS) \
diff --git a/doc/reference/Makefile.am b/doc/reference/Makefile.am
index 97c00d3..d41d343 100644
--- a/doc/reference/Makefile.am
+++ b/doc/reference/Makefile.am
@@ -38,6 +38,7 @@ FIXXREF_OPTIONS = \
        --extra-dir=$(GLIB_PREFIX)/share/gtk-doc/html/gmodule           \
        --extra-dir=$(GLIB_PREFIX)/share/gtk-doc/html/gobject           \
        --extra-dir=$(GLIB_PREFIX)/share/gtk-doc/html/gio               \
+       --extra-dir=$(GTK_PREFIX)/share/gtk-doc/html/gdk                \
        --extra-dir=$(GTK_PREFIX)/share/gtk-doc/html/gtk                \
        --extra-dir=$(GTK_PREFIX)/share/gtk-doc/html/gtksourceview-3.0
 endif
diff --git a/src/Makefile.am b/src/Makefile.am
index b39ba08..094d463 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -167,8 +167,6 @@ EXTRA_DIST = \
 #==================================
 # Private library for documentation
 #==================================
-if ENABLE_GTK_DOC
-
 noinst_LTLIBRARIES = libgtd.la
 
 libgtd_la_SOURCES = $(gnome_todo_SOURCES)
@@ -181,8 +179,6 @@ libgtd_la_LDFLAGS = \
        -Wl,--export-dynamic \
        -lm
 
-endif
-
 
 #==================================
 # GObject introspection