libvpx: Pull from upstream

source/libvpx/vpx_scale/arm/neon/vp8_vpxyv12_copysrcframe_func_neon.asm

Index: source/libvpx/vpx_scale/arm/neon/vp8_vpxyv12_copysrcframe_func_neon.asm
===================================================================
--- source/libvpx/vpx_scale/arm/neon/vp8_vpxyv12_copysrcframe_func_neon.asm	(revision 219822)
+++ source/libvpx/vpx_scale/arm/neon/vp8_vpxyv12_copysrcframe_func_neon.asm	(working copy)
@@ -17,11 +17,12 @@
     INCLUDE vpx_scale_asm_offsets.asm
 
     AREA ||.text||, CODE, READONLY, ALIGN=2
-;Note: This function is used to copy source data in src_buffer[i] at beginning of
-;the encoding. The buffer has a width and height of cpi->oxcf.Width and cpi->oxcf.Height,
-;which can be ANY numbers(NOT always multiples of 16 or 4).
+;Note: This function is used to copy source data in src_buffer[i] at beginning
+;of the encoding. The buffer has a width and height of cpi->oxcf.Width and
+;cpi->oxcf.Height, which can be ANY numbers(NOT always multiples of 16 or 4).
 
-;void vp8_yv12_copy_src_frame_func_neon(YV12_BUFFER_CONFIG *src_ybc, YV12_BUFFER_CONFIG *dst_ybc);
+;void vp8_yv12_copy_src_frame_func_neon(const YV12_BUFFER_CONFIG *src_ybc,
+;                                       YV12_BUFFER_CONFIG *dst_ybc);
 
 |vp8_yv12_copy_src_frame_func_neon| PROC
     push            {r4 - r11, lr}