[gtk/wip/baedert/test-cflags] demos/node-editor: Add common_cflags to build

[Timm Bäder <baedert src gnome org>]

commit 6f6ed1e4af11239e325d5ccb80a35f1bd1454c7f
Author: Timm Bäder <mail baedert org>
Date:   Fri Mar 6 18:54:37 2020 +0100

    demos/node-editor: Add common_cflags to build
    
    And fix the generated warnings

 demos/node-editor/meson.build          |  4 +++-
 demos/node-editor/node-editor-window.c | 20 ++++++++++----------
 2 files changed, 13 insertions(+), 11 deletions(-)
---
diff --git a/demos/node-editor/meson.build b/demos/node-editor/meson.build
index c08fdd4bc9..d09b4bd7a5 100644
--- a/demos/node-editor/meson.build
+++ b/demos/node-editor/meson.build
@@ -13,7 +13,9 @@ executable('gtk4-node-editor',
            node_editor_sources, node_editor_resources,
            dependencies: libgtk_dep,
            include_directories: confinc,
-           c_args: 
['-DNODE_EDITOR_SOURCE_DIR="@0@/../../testsuite/gsk/compare/"'.format(meson.current_source_dir())],
+           c_args: [
+             '-DNODE_EDITOR_SOURCE_DIR="@0@/../../testsuite/gsk/compare/"'.format(meson.current_source_dir())
+           ] + common_cflags,
            gui_app: true,
            link_args: extra_demo_ldflags,
            install: false)
diff --git a/demos/node-editor/node-editor-window.c b/demos/node-editor/node-editor-window.c
index 491b956c41..b9b28afd81 100644
--- a/demos/node-editor/node-editor-window.c
+++ b/demos/node-editor/node-editor-window.c
@@ -425,17 +425,17 @@ save_response_cb (GtkWidget        *dialog,
                                &error);
       if (error != NULL)
         {
-          GtkWidget *dialog;
-
-          dialog = gtk_message_dialog_new (GTK_WINDOW (gtk_widget_get_root (GTK_WIDGET (self))),
-                                           GTK_DIALOG_MODAL|GTK_DIALOG_DESTROY_WITH_PARENT,
-                                           GTK_MESSAGE_INFO,
-                                           GTK_BUTTONS_OK,
-                                           "Saving failed");
-          gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (dialog),
+          GtkWidget *message_dialog;
+
+          message_dialog = gtk_message_dialog_new (GTK_WINDOW (gtk_widget_get_root (GTK_WIDGET (self))),
+                                                   GTK_DIALOG_MODAL|GTK_DIALOG_DESTROY_WITH_PARENT,
+                                                   GTK_MESSAGE_INFO,
+                                                   GTK_BUTTONS_OK,
+                                                   "Saving failed");
+          gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (message_dialog),
                                                     "%s", error->message);
-          g_signal_connect (dialog, "response", G_CALLBACK (gtk_widget_destroy), NULL);
-          gtk_widget_show (dialog);
+          g_signal_connect (message_dialog, "response", G_CALLBACK (gtk_widget_destroy), NULL);
+          gtk_widget_show (message_dialog);
           g_error_free (error);
         }