Roll src/third_party/libvpx/source/libvpx/ f27276f44..5b1a8ca5e (33 commits).

third_party/libvpx/source/config/ios/arm64/vpx_dsp_rtcd.h

 #ifndef VPX_DSP_RTCD_H_
 #define VPX_DSP_RTCD_H_
 
 #ifdef RTCD_C
 #define RTCD_EXTERN
 #else
 #define RTCD_EXTERN extern
 #endif
 
 /*
@@ skipping 409 matching lines @@
 
 void vpx_lpf_vertical_8_c(uint8_t *s, int pitch, const uint8_t *blimit, const uint8_t *limit, const uint8_t *thresh);
 void vpx_lpf_vertical_8_neon(uint8_t *s, int pitch, const uint8_t *blimit, const uint8_t *limit, const uint8_t *thresh);
 #define vpx_lpf_vertical_8 vpx_lpf_vertical_8_neon
 
 void vpx_lpf_vertical_8_dual_c(uint8_t *s, int pitch, const uint8_t *blimit0, const uint8_t *limit0, const uint8_t *thresh0, const uint8_t *blimit1, const uint8_t *limit1, const uint8_t *thresh1);
 void vpx_lpf_vertical_8_dual_neon(uint8_t *s, int pitch, const uint8_t *blimit0, const uint8_t *limit0, const uint8_t *thresh0, const uint8_t *blimit1, const uint8_t *limit1, const uint8_t *thresh1);
 #define vpx_lpf_vertical_8_dual vpx_lpf_vertical_8_dual_neon
 
 void vpx_mbpost_proc_across_ip_c(unsigned char *dst, int pitch, int rows, int cols,int flimit);
-#define vpx_mbpost_proc_across_ip vpx_mbpost_proc_across_ip_c
+void vpx_mbpost_proc_across_ip_neon(unsigned char *dst, int pitch, int rows, int cols,int flimit);
+#define vpx_mbpost_proc_across_ip vpx_mbpost_proc_across_ip_neon
 
 void vpx_mbpost_proc_down_c(unsigned char *dst, int pitch, int rows, int cols,int flimit);
-#define vpx_mbpost_proc_down vpx_mbpost_proc_down_c
+void vpx_mbpost_proc_down_neon(unsigned char *dst, int pitch, int rows, int cols,int flimit);
+#define vpx_mbpost_proc_down vpx_mbpost_proc_down_neon
 
 void vpx_minmax_8x8_c(const uint8_t *s, int p, const uint8_t *d, int dp, int *min, int *max);
 void vpx_minmax_8x8_neon(const uint8_t *s, int p, const uint8_t *d, int dp, int *min, int *max);
 #define vpx_minmax_8x8 vpx_minmax_8x8_neon
 
 unsigned int vpx_mse16x16_c(const uint8_t *src_ptr, int  source_stride, const uint8_t *ref_ptr, int  recon_stride, unsigned int *sse);
 unsigned int vpx_mse16x16_neon(const uint8_t *src_ptr, int  source_stride, const uint8_t *ref_ptr, int  recon_stride, unsigned int *sse);
 #define vpx_mse16x16 vpx_mse16x16_neon
 
 unsigned int vpx_mse16x8_c(const uint8_t *src_ptr, int  source_stride, const uint8_t *ref_ptr, int  recon_stride, unsigned int *sse);
@@ skipping 403 matching lines @@
     (void)flags;
 
 }
 #endif
 
 #ifdef __cplusplus
 }  // extern "C"
 #endif
 
 #endif