Don't use declarations after statements and variable length arrays.

Don't use declarations after statements and variable length arrays.

Original commit message from CVS:
* ext/raw1394/gstdv1394src.c: (gst_dv1394src_uri_set_uri):
* ext/speex/gstspeexenc.c: (gst_speex_enc_sink_getcaps):
* ext/wavpack/gstwavpackenc.c: (gst_wavpack_enc_set_wp_config):
* sys/v4l2/gstv4l2src.c: (gst_v4l2src_fixate):
* sys/v4l2/v4l2src_calls.c: (gst_v4l2src_probe_caps_for_format):
* tests/examples/equalizer/demo.c: (message_handler):
* tests/examples/spectrum/demo-audiotest.c: (message_handler):
* tests/examples/spectrum/demo-osssrc.c: (message_handler):
Don't use declarations after statements and variable length arrays.