libvpx: Pull from upstream

source/libvpx/vp9/common/vp9_enums.h

 /*
  *  Copyright (c) 2010 The WebM project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 81 matching lines @@
 
 typedef enum {
   DCT_DCT   = 0,                      // DCT  in both horizontal and vertical
   ADST_DCT  = 1,                      // ADST in vertical, DCT in horizontal
   DCT_ADST  = 2,                      // DCT  in vertical, ADST in horizontal
   ADST_ADST = 3,                      // ADST in both directions
   TX_TYPES = 4
 } TX_TYPE;
 
 typedef enum {
-  UNKNOWN    = 0,
-  BT_601     = 1,  // YUV
-  BT_709     = 2,  // YUV
-  SMPTE_170  = 3,  // YUV
-  SMPTE_240  = 4,  // YUV
-  BT_2020    = 5,  // YUV
-  RESERVED_2 = 6,
-  SRGB       = 7   // RGB
-} COLOR_SPACE;
-
-typedef enum {
   VP9_LAST_FLAG = 1 << 0,
   VP9_GOLD_FLAG = 1 << 1,
   VP9_ALT_FLAG = 1 << 2,
 } VP9_REFFRAME;
 
 #ifdef __cplusplus
 }  // extern "C"
 #endif
 
 #endif  // VP9_COMMON_VP9_ENUMS_H_