[rhythmbox/wip/sam/meson: 5/7] Remove some unused stuff from Autotools build instructions

[Sam Thursfield <sthursfield src gnome org>]

commit 1c9a4475427994282cb0175a236cf5a4e765b33a
Author: Sam Thursfield <sam afuera me uk>
Date:   Tue Sep 13 00:24:05 2016 +0100

    Remove some unused stuff from Autotools build instructions

 configure.ac        |    8 --------
 widgets/Makefile.am |    1 -
 2 files changed, 0 insertions(+), 9 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index e29d1cf..8b091a9 100644
--- a/configure.ac
+++ b/configure.ac
@@ -510,14 +510,6 @@ else
        AC_MSG_RESULT(no)
 fi
 
-dnl Set required and max glib/gdk versions
-AC_DEFINE(GLIB_VERSION_MIN_REQUIRED, GLIB_VERSION_2_38, [minimum glib version])
-AC_DEFINE(GLIB_VERSION_MAX_ALLOWED, GLIB_VERSION_2_38, [maximum glib version])
-AC_DEFINE(GDK_VERSION_MIN_REQUIRED, GDK_VERSION_3_16, [minimum gdk version])
-AC_DEFINE(GDK_VERSION_MAX_ALLOWED, GDK_VERSION_3_16, [maximum gdk version])
-AC_DEFINE(CLUTTER_VERSION_MIN_REQUIRED, CLUTTER_VERSION_1_8, [minimum clutter version])
-AC_DEFINE(CLUTTER_VERSION_MAX_ALLOWED, CLUTTER_VERSION_1_8, [maximum clutter version])
-
 dnl Check for -fno-strict-aliasing
 FLAGS="-fno-strict-aliasing"
 save_CFLAGS="$CFLAGS"
diff --git a/widgets/Makefile.am b/widgets/Makefile.am
index 1820fe2..6ea3871 100644
--- a/widgets/Makefile.am
+++ b/widgets/Makefile.am
@@ -67,7 +67,6 @@ AM_CPPFLAGS =                                         \
        -I$(top_srcdir)/metadata                        \
        -I$(top_srcdir)/rhythmdb                        \
        -I$(top_srcdir)/sources                         \
-       -I$(top_srcdir)/library                         \
        -I$(top_srcdir)/shell                           \
        -I$(top_srcdir)/backends                        \
        $(NOTIFY_CFLAGS)                                \