GLib 2.40 adds g_ptr_array_insert, but gst-openmax is definining that as a
static helper function. Rename the static function so it doesn't conflict with
GLib's namespace.
(From OE-Core rev: f453cd989b47677b863acda7a4627636f66436f4)
Signed-off-by: Ross Burton <ross.burton@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
