libvpx: Pull from upstream

source/libvpx/vpx/svc_context.h

 /*
  *  Copyright (c) 2013 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 46 matching lines @@
  *         quantizers=<q1>,<q2>,...
  */
 vpx_codec_err_t vpx_svc_set_options(SvcContext *svc_ctx, const char *options);
 
 /**
  * Set SVC quantizer values
  * values comma separated, ordered from lowest resolution to highest
  * e.g., "60,53,39,33,27"
  */
 vpx_codec_err_t vpx_svc_set_quantizers(SvcContext *svc_ctx,
-                                       const char *quantizer_values);
+                                       const char *quantizer_values,
+                                       const int is_for_keyframe);
 
 /**
  * Set SVC scale factors
  * values comma separated, ordered from lowest resolution to highest
  * e.g.,  "4/16,5/16,7/16,11/16,16/16"
  */
 vpx_codec_err_t vpx_svc_set_scale_factors(SvcContext *svc_ctx,
                                           const char *scale_factors);
 
 /**
@@ skipping 54 matching lines @@
 /**
  * force the next frame to be a keyframe
  */
 void vpx_svc_set_keyframe(SvcContext *svc_ctx);
 
 #ifdef __cplusplus
 }  // extern "C"
 #endif
 
 #endif  // VPX_SVC_CONTEXT_H_