libvpx: Pull from upstream

source/libvpx/vp9/encoder/vp9_ratectrl.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 171 matching lines @@
 // to a target q value
 int vp9_compute_qdelta(const RATE_CONTROL *rc, double qstart, double qtarget);
 
 // Computes a q delta (in "q index" terms) to get from a starting q value
 // to a value that should equate to the given rate ratio.
 int vp9_compute_qdelta_by_rate(const RATE_CONTROL *rc, FRAME_TYPE frame_type,
                                int qindex, double rate_target_ratio);
 
 void vp9_rc_update_framerate(struct VP9_COMP *cpi);
 
-void vp9_rc_set_gf_max_interval(const struct VP9EncoderConfig *const oxcf,
+void vp9_rc_set_gf_max_interval(const struct VP9_COMP *const cpi,
                                 RATE_CONTROL *const rc);
 
 #ifdef __cplusplus
 }  // extern "C"
 #endif
 
 #endif  // VP9_ENCODER_VP9_RATECTRL_H_