Replace "gchar" with "char"

examples/application4/exampleapp.c

@@ -39,7 +39,7 @@ static GActionEntry app_entries[] =
 static void
 example_app_startup (GApplication *app)
 {
-  const gchar *quit_accels[2] = { "<Ctrl>Q", NULL };
+  const char *quit_accels[2] = { "<Ctrl>Q", NULL };
 
   G_APPLICATION_CLASS (example_app_parent_class)->startup (app);
 
@@ -64,7 +64,7 @@ static void
 example_app_open (GApplication  *app,
                   GFile        **files,
                   int            n_files,
-                  const gchar   *hint)
+                  const char    *hint)
 {
   GList *windows;
   ExampleAppWindow *win;

examples/application4/exampleappwin.c

@@ -46,9 +46,9 @@ void
 example_app_window_open (ExampleAppWindow *win,
                          GFile            *file)
 {
-  gchar *basename;
+  char *basename;
   GtkWidget *scrolled, *view;
-  gchar *contents;
+  char *contents;
   gsize length;
 
   basename = g_file_get_basename (file);