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..08e7a8bf114e16122a53386e0f2816c9db1866a8 100644
--- a/source/libvpx/vp9/encoder/vp9_firstpass.h
+++ b/source/libvpx/vp9/encoder/vp9_firstpass.h
@@ -109,12 +109,17 @@ 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 active_worst_quality;
+  int baseline_active_worst_quality;
   int extend_minq;
   int extend_maxq;
 
@@ -133,6 +138,13 @@ void vp9_rc_get_second_pass_params(struct VP9_COMP *cpi);
 
 // Post encode update of the rate control parameters for 2-pass
 void vp9_twopass_postencode_update(struct VP9_COMP *cpi);
+
+void vp9_init_subsampling(struct VP9_COMP *cpi);
+
+void calculate_coded_size(struct VP9_COMP *cpi,
+                          int *scaled_frame_width,
+                          int *scaled_frame_height);
+
 #ifdef __cplusplus
 }  // extern "C"
 #endif