[balsa] Build files: Drop obsolete deprecation guards

[Peter Bloomfield <peterb src gnome org>]

commit 623fa68ffd7a3a644c9a5238c7eeb5f8b6393519
Author: Peter Bloomfield <PeterBloomfield bellsouth net>
Date:   Tue Jun 23 11:57:43 2020 -0400

    Build files: Drop obsolete deprecation guards

 configure.ac | 9 ---------
 meson.build  | 4 ++++
 2 files changed, 4 insertions(+), 9 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 464bf9209..555a57582 100644
--- a/configure.ac
+++ b/configure.ac
@@ -539,18 +539,9 @@ if test -d "${srcdir}/.git" ; then
        BALSA_FROM_GIT=yes
        BALSA_CFLAGS="$BALSA_CFLAGS -Wall -Werror"
         BALSA_DEFS="$BALSA_DEFS \
--DG_DISABLE_DEPRECATED \
--DG_DISABLE_SINGLE_INCLUDES \
 -DGDK_DISABLE_DEPRECATED \
--DGDK_PIXBUF_DISABLE_DEPRECATED \
--DGDK_PIXBUF_DISABLE_SINGLE_INCLUDES \
--DGDK_MULTIDEVICE_SAFE \
 -DGMIME_DISABLE_DEPRECATED \
--DGNOME_DISABLE_DEPRECATED \
--DGNOME_DISABLE_DEPRECATED_SOURCE \
--DGNOME_VFS_DISABLE_DEPRECATED \
 -DGTK_DISABLE_DEPRECATED \
--DGTK_DISABLE_SINGLE_INCLUDES \
 -DNM_DISABLE_DEPRECATED \
 -DPANGO_DISABLE_DEPRECATED \
 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 \
diff --git a/meson.build b/meson.build
index 03e54ce54..b7190fe34 100644
--- a/meson.build
+++ b/meson.build
@@ -456,7 +456,11 @@ if balsa_from_git
     '-Wformat',
     '-Wformat-security',
     '-Wignored-qualifiers',
+    '-DGDK_DISABLE_DEPRECATED',
     '-DGMIME_DISABLE_DEPRECATED',
+    '-DGTK_DISABLE_DEPRECATED',
+    '-DNM_DISABLE_DEPRECATED',
+    '-DPANGO_DISABLE_DEPRECATED',
     '-U_FORTIFY_SOURCE',
     '-D_FORTIFY_SOURCE=2',
   ])