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
 
 /*
@@ skipping 113 matching lines @@
 void vp9_quantize_fp_32x32_c(const tran_low_t *coeff_ptr, intptr_t n_coeffs, int skip_block, const int16_t *zbin_ptr, const int16_t *round_ptr, const int16_t *quant_ptr, const int16_t *quant_shift_ptr, tran_low_t *qcoeff_ptr, tran_low_t *dqcoeff_ptr, const int16_t *dequant_ptr, uint16_t *eob_ptr, const int16_t *scan, const int16_t *iscan);
 #define vp9_quantize_fp_32x32 vp9_quantize_fp_32x32_c
 
 int16_t vp9_satd_c(const int16_t *coeff, int length);
 #define vp9_satd vp9_satd_c
 
 void vp9_temporal_filter_apply_c(uint8_t *frame1, unsigned int stride, uint8_t *frame2, unsigned int block_width, unsigned int block_height, int strength, int filter_weight, unsigned int *accumulator, uint16_t *count);
 #define vp9_temporal_filter_apply vp9_temporal_filter_apply_c
 
 int vp9_vector_var_c(int16_t const *ref, int16_t const *src, const int bwl);
-#define vp9_vector_var vp9_vector_var_c
+int vp9_vector_var_neon(int16_t const *ref, int16_t const *src, const int bwl);
+#define vp9_vector_var vp9_vector_var_neon
 
 void vp9_rtcd(void);
 
 #include "vpx_config.h"
 
 #ifdef RTCD_C
 #include "vpx_ports/arm.h"
 static void setup_rtcd_internal(void)
 {
     int flags = arm_cpu_caps();
 
     (void)flags;
 
 }
 #endif
 
 #ifdef __cplusplus
 }  // extern "C"
 #endif
 
 #endif