Roll src/third_party/libvpx/source/libvpx/ 691ef2027..50b9c467d (21 commits).

third_party/libvpx/source/config/linux/arm/vpx_dsp_rtcd.h

Index: third_party/libvpx/source/config/linux/arm/vpx_dsp_rtcd.h
diff --git a/third_party/libvpx/source/config/linux/arm/vpx_dsp_rtcd.h b/third_party/libvpx/source/config/linux/arm/vpx_dsp_rtcd.h
index 0f308c20a5a646b337b904f5074d45d9426cb351..6aa4b73856e6903787973dbbc8db72110e6c4c06 100644
--- a/third_party/libvpx/source/config/linux/arm/vpx_dsp_rtcd.h
+++ b/third_party/libvpx/source/config/linux/arm/vpx_dsp_rtcd.h
@@ -319,6 +319,12 @@ void vpx_iwht4x4_16_add_c(const tran_low_t *input, uint8_t *dest, int dest_strid
 void vpx_iwht4x4_1_add_c(const tran_low_t *input, uint8_t *dest, int dest_stride);
 #define vpx_iwht4x4_1_add vpx_iwht4x4_1_add_c
 
+void vpx_lpf_horizontal_16_c(uint8_t *s, int pitch, const uint8_t *blimit, const uint8_t *limit, const uint8_t *thresh);
+#define vpx_lpf_horizontal_16 vpx_lpf_horizontal_16_c
+
+void vpx_lpf_horizontal_16_dual_c(uint8_t *s, int pitch, const uint8_t *blimit, const uint8_t *limit, const uint8_t *thresh);
+#define vpx_lpf_horizontal_16_dual vpx_lpf_horizontal_16_dual_c
+
 void vpx_lpf_horizontal_4_c(uint8_t *s, int pitch, const uint8_t *blimit, const uint8_t *limit, const uint8_t *thresh);
 #define vpx_lpf_horizontal_4 vpx_lpf_horizontal_4_c
 
@@ -331,12 +337,6 @@ void vpx_lpf_horizontal_8_c(uint8_t *s, int pitch, const uint8_t *blimit, const
 void vpx_lpf_horizontal_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);
 #define vpx_lpf_horizontal_8_dual vpx_lpf_horizontal_8_dual_c
 
-void vpx_lpf_horizontal_edge_16_c(uint8_t *s, int pitch, const uint8_t *blimit, const uint8_t *limit, const uint8_t *thresh);
-#define vpx_lpf_horizontal_edge_16 vpx_lpf_horizontal_edge_16_c
-
-void vpx_lpf_horizontal_edge_8_c(uint8_t *s, int pitch, const uint8_t *blimit, const uint8_t *limit, const uint8_t *thresh);
-#define vpx_lpf_horizontal_edge_8 vpx_lpf_horizontal_edge_8_c
-
 void vpx_lpf_vertical_16_c(uint8_t *s, int pitch, const uint8_t *blimit, const uint8_t *limit, const uint8_t *thresh);
 #define vpx_lpf_vertical_16 vpx_lpf_vertical_16_c