Roll src/third_party/libvpx/source/libvpx/ 181988d37..243029faf (45 commits).

third_party/libvpx/source/config/linux/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 284 matching lines @@
 
 void vpx_h_predictor_4x4_c(uint8_t *dst, ptrdiff_t y_stride, const uint8_t *above, const uint8_t *left);
 void vpx_h_predictor_4x4_neon(uint8_t *dst, ptrdiff_t y_stride, const uint8_t *above, const uint8_t *left);
 #define vpx_h_predictor_4x4 vpx_h_predictor_4x4_neon
 
 void vpx_h_predictor_8x8_c(uint8_t *dst, ptrdiff_t y_stride, const uint8_t *above, const uint8_t *left);
 void vpx_h_predictor_8x8_neon(uint8_t *dst, ptrdiff_t y_stride, const uint8_t *above, const uint8_t *left);
 #define vpx_h_predictor_8x8 vpx_h_predictor_8x8_neon
 
 void vpx_hadamard_16x16_c(const int16_t *src_diff, int src_stride, int16_t *coeff);
-#define vpx_hadamard_16x16 vpx_hadamard_16x16_c
+void vpx_hadamard_16x16_neon(const int16_t *src_diff, int src_stride, int16_t *coeff);
+#define vpx_hadamard_16x16 vpx_hadamard_16x16_neon
 
 void vpx_hadamard_8x8_c(const int16_t *src_diff, int src_stride, int16_t *coeff);
 void vpx_hadamard_8x8_neon(const int16_t *src_diff, int src_stride, int16_t *coeff);
 #define vpx_hadamard_8x8 vpx_hadamard_8x8_neon
 
 void vpx_he_predictor_4x4_c(uint8_t *dst, ptrdiff_t y_stride, const uint8_t *above, const uint8_t *left);
 #define vpx_he_predictor_4x4 vpx_he_predictor_4x4_c
 
 void vpx_idct16x16_10_add_c(const tran_low_t *input, uint8_t *dest, int dest_stride);
 void vpx_idct16x16_10_add_neon(const tran_low_t *input, uint8_t *dest, int dest_stride);
@@ skipping 516 matching lines @@
     (void)flags;
 
 }
 #endif
 
 #ifdef __cplusplus
 }  // extern "C"
 #endif
 
 #endif