libvpx: Pull from upstream

source/libvpx/vp9/encoder/vp9_firstpass.h

Index: source/libvpx/vp9/encoder/vp9_firstpass.h
diff --git a/source/libvpx/vp9/encoder/vp9_firstpass.h b/source/libvpx/vp9/encoder/vp9_firstpass.h
index a8e4987ccbbb73f8d1266e363806b57ba0948d84..34767706a9a699a941a57cb855d3aa61c38d228d 100644
--- a/source/libvpx/vp9/encoder/vp9_firstpass.h
+++ b/source/libvpx/vp9/encoder/vp9_firstpass.h
@@ -109,11 +109,16 @@ typedef struct {
 
   // Error score of frames still to be coded in kf group
   int64_t kf_group_error_left;
+
+  // The fraction for a kf groups total bits allocated to the inter frames
+  double kfgroup_inter_fraction;
+
   int sr_update_lag;
 
   int kf_zeromotion_pct;
   int last_kfgroup_zeromotion_pct;
   int gf_zeromotion_pct;
+  int baseline_worst_quality;
   int active_worst_quality;
   int extend_minq;
   int extend_maxq;