Description: libvpxenc: remove some unused control id mappings
 Based on
 https://github.com/FFmpeg/FFmpeg/commit/4d05e9392f84702e3c833efa86e84c7f1cf5f612,
 though reduced.
Author: Colin Watson <cjwatson@ubuntu.com>
Forwarded: no
Last-Update: 2016-01-07

Index: b/mythtv/external/FFmpeg/libavcodec/libvpxenc.c
===================================================================
--- a/mythtv/external/FFmpeg/libavcodec/libvpxenc.c
+++ b/mythtv/external/FFmpeg/libavcodec/libvpxenc.c
@@ -87,9 +87,6 @@
 
 /** String mappings for enum vp8e_enc_control_id */
 static const char *const ctlidstr[] = {
-    [VP8E_UPD_ENTROPY]           = "VP8E_UPD_ENTROPY",
-    [VP8E_UPD_REFERENCE]         = "VP8E_UPD_REFERENCE",
-    [VP8E_USE_REFERENCE]         = "VP8E_USE_REFERENCE",
     [VP8E_SET_ROI_MAP]           = "VP8E_SET_ROI_MAP",
     [VP8E_SET_ACTIVEMAP]         = "VP8E_SET_ACTIVEMAP",
     [VP8E_SET_SCALEMODE]         = "VP8E_SET_SCALEMODE",