[glib/meson-for-merge] meson: fix remaining wrong #include's for gdbus_codegen files

[Thibault Saunier <tsaunier src gnome org>]

commit be8820128faf1eb466ad896afd6133c8e5092156
Author: Thibault Saunier <thibault saunier osg samsung com>
Date:   Thu Jul 13 22:22:16 2017 -0400

    meson: fix remaining wrong #include's for gdbus_codegen files
    
    This is a follow up on 266bc1e510e154f7b5e793adb227d979ae655446
    to fix building tests and examples when using GLib as a meson
    subproject.

 gio/tests/gdbus-object-manager-example/meson.build |    5 +++--
 gio/tests/meson.build                              |    3 ++-
 2 files changed, 5 insertions(+), 3 deletions(-)
---
diff --git a/gio/tests/gdbus-object-manager-example/meson.build 
b/gio/tests/gdbus-object-manager-example/meson.build
index a5cff0c..6303573 100644
--- a/gio/tests/gdbus-object-manager-example/meson.build
+++ b/gio/tests/gdbus-object-manager-example/meson.build
@@ -9,8 +9,9 @@ gdbus_example_objectmanager_generated = custom_target('gdbus-example-objectmanag
              '--interface-prefix', 'org.gtk.GDBus.Example.ObjectManager.',
              '--c-namespace', 'Example',
              '--c-generate-object-manager',
-             '--generate-c-code', '@OUTDIR@/gdbus-example-objectmanager-generated',
-             '--generate-docbook', '@OUTDIR@/gdbus-example-objectmanager-generated',
+             '--output-directory', '@OUTDIR@',
+             '--generate-c-code', 'gdbus-example-objectmanager-generated',
+             '--generate-docbook', 'gdbus-example-objectmanager-generated',
              '@INPUT@'])
 
 libgdbus_example_objectmanager = shared_library('libgdbus-example-objectmanager',
diff --git a/gio/tests/meson.build b/gio/tests/meson.build
index 754e3ae..0967f14 100644
--- a/gio/tests/meson.build
+++ b/gio/tests/meson.build
@@ -135,7 +135,8 @@ if host_machine.system() != 'windows'
                    'gdbus-test-codegen-generated.c'],
         command : [python, gdbus_codegen,
                    '--interface-prefix', 'org.project.',
-                   '--generate-c-code', '@OUTDIR@/gdbus-test-codegen-generated',
+                   '--output-directory', '@OUTDIR@',
+                   '--generate-c-code', 'gdbus-test-codegen-generated',
                    '--c-generate-object-manager',
                    '--c-namespace', 'Foo_iGen',
                    '--generate-docbook', 'gdbus-test-codegen-generated-doc',