gstdoc-scangobj: Fix compiler warning

gstreamer-plugins-scan.c:287:12: error: self-comparison always evaluates to
      false [-Werror,-Wtautological-compare]
  if (argv != argv) argc = argc;
           ^
gstreamer-plugins-scan.c:287:26: error: explicitly assigning a variable of type
      'int' to itself [-Werror,-Wself-assign]
  if (argv != argv) argc = argc;
                    ~~~~ ^ ~~~~

1 files changed, 1 insertions, 4 deletions

diff --git a/gstdoc-scangobj b/gstdoc-scangobj
index 68290c9..4ad9786 100755
--- a/gstdoc-scangobj
+++ b/gstdoc-scangobj
@@ -464,11 +464,8 @@ static void output_args (void);
 static void output_object_args (FILE *fp, GType object_type);
 
 int
-main (int argc, char *argv[])
+main (G_GNUC_UNUSED int argc, G_GNUC_UNUSED char *argv[])
 {
-  /* Silence the compiler: */
-  if (argv != argv) argc = argc;
-
   $TYPE_INIT_FUNC;
 
   get_object_types ();