libvpx: Pull from upstream

source/config/linux/arm64/vp9_rtcd.h

 #ifndef VP9_RTCD_H_
 #define VP9_RTCD_H_
 
 #ifdef RTCD_C
 #define RTCD_EXTERN
 #else
 #define RTCD_EXTERN extern
 #endif
 
 #ifdef __cplusplus
@@ skipping 10 matching lines @@
 struct macroblockd;
 
 /* Encoder forward decls */
 struct macroblock;
 struct vp9_variance_vtable;
 struct search_site_config;
 struct mv;
 union int_mv;
 struct yv12_buffer_config;
 
-void vp9_blend_b_c(uint8_t *y, uint8_t *u, uint8_t *v, int y1, int u1, int v1, int alpha, int stride);
-#define vp9_blend_b vp9_blend_b_c
-
-void vp9_blend_mb_inner_c(uint8_t *y, uint8_t *u, uint8_t *v, int y1, int u1, int v1, int alpha, int stride);
-#define vp9_blend_mb_inner vp9_blend_mb_inner_c
-
-void vp9_blend_mb_outer_c(uint8_t *y, uint8_t *u, uint8_t *v, int y1, int u1, int v1, int alpha, int stride);
-#define vp9_blend_mb_outer vp9_blend_mb_outer_c
-
 int64_t vp9_block_error_c(const int16_t *coeff, const int16_t *dqcoeff, intptr_t block_size, int64_t *ssz);
 #define vp9_block_error vp9_block_error_c
 
 void vp9_convolve8_c(const uint8_t *src, ptrdiff_t src_stride, uint8_t *dst, ptrdiff_t dst_stride, const int16_t *filter_x, int x_step_q4, const int16_t *filter_y, int y_step_q4, int w, int h);
 #define vp9_convolve8 vp9_convolve8_c
 
 void vp9_convolve8_avg_c(const uint8_t *src, ptrdiff_t src_stride, uint8_t *dst, ptrdiff_t dst_stride, const int16_t *filter_x, int x_step_q4, const int16_t *filter_y, int y_step_q4, int w, int h);
 #define vp9_convolve8_avg vp9_convolve8_avg_c
 
 void vp9_convolve8_avg_horiz_c(const uint8_t *src, ptrdiff_t src_stride, uint8_t *dst, ptrdiff_t dst_stride, const int16_t *filter_x, int x_step_q4, const int16_t *filter_y, int y_step_q4, int w, int h);
@@ skipping 652 matching lines @@
     (void)flags;
 
 }
 #endif
 
 #ifdef __cplusplus
 }  // extern "C"
 #endif
 
 #endif