We don't need to patch wmadec.c and avcodec.h anymore

Original commit message from CVS:
We don't need to patch wmadec.c and avcodec.h anymore

gst-libs/ext/ffmpeg/patch/function.patch

@@ -129,55 +129,3 @@ diff -u -u -r1.23 wav.c
      fourxm_init();
  #ifdef CONFIG_ENCODERS
      flvenc_init();
-Index: ffmpeg/libavcodec/avcodec.h
-===================================================================
-RCS file: /cvsroot/ffmpeg/ffmpeg/libavcodec/avcodec.h,v
-retrieving revision 1.237
-diff -a -u -r1.237 avcodec.h
---- ffmpeg/libavcodec/avcodec.h	22 Oct 2003 18:26:38 -0000	1.237
-+++ ffmpeg/libavcodec/avcodec.h	5 Nov 2003 22:54:53 -0000
-@@ -1341,6 +1341,9 @@
-      * - decoding: unused
-      */
-     int lmax;
-+
-+    /* Added for ffmpeg gstreamer plugin (ffdec_wmav1 & ffdec_wmav2) */
-+    int wma_flags1, wma_flags2;
-     
- } AVCodecContext;
- 
-Index: ffmpeg/libavcodec/wmadec.c
-===================================================================
-RCS file: /cvsroot/ffmpeg/ffmpeg/libavcodec/wmadec.c,v
-retrieving revision 1.18
-diff -a -u -r1.18 wmadec.c
---- ffmpeg/libavcodec/wmadec.c	4 Jul 2003 20:32:04 -0000	1.18
-+++ ffmpeg/libavcodec/wmadec.c	5 Nov 2003 22:56:01 -0000
-@@ -214,9 +214,15 @@
-         s->version = 2;
-     }
-     
--    /* extract flag infos */
--    flags1 = 0;
--    flags2 = 0;
-+    /* extract flag infos 
-+     * Get wma flags from context : modification for gstreamer
-+     * ffmpegdec get these values from sink caps and put them in the context 
-+     */
-+    flags1 = avctx->wma_flags1;
-+    flags2 = avctx->wma_flags2;
-+
-+    /* The gstreamer asfdemux computed already these flags */
-+    /*
-     extradata = avctx->extradata;
-     if (s->version == 1 && avctx->extradata_size >= 4) {
-         flags1 = extradata[0] | (extradata[1] << 8);
-@@ -225,7 +231,7 @@
-         flags1 = extradata[0] | (extradata[1] << 8) | 
-             (extradata[2] << 16) | (extradata[3] << 24);
-         flags2 = extradata[4] | (extradata[5] << 8);
--    }
-+    }*/
-     s->use_exp_vlc = flags2 & 0x0001;
-     s->use_bit_reservoir = flags2 & 0x0002;
-     s->use_variable_block_len = flags2 & 0x0004;