YUY2ToI422_Any_Neon clean up to not require 16 pixels

source/row_any.cc

Index: source/row_any.cc
diff --git a/source/row_any.cc b/source/row_any.cc
index df442b0f6db45cd8cfdfaea8a781ac6d7d17cb18..53f232ed7a10d6395a306a05e43d08f8ffed67fd 100644
--- a/source/row_any.cc
+++ b/source/row_any.cc
@@ -714,11 +714,6 @@ ANY1(ARGBSetRow_Any_NEON, ARGBSetRow_NEON, uint32, 4, 3)
         ANY_SIMD(src_ptr, dst_u, dst_v, n);                                    \
       }                                                                        \
       memcpy(temp, src_ptr  + (n >> UVSHIFT) * BPP, SS(r, UVSHIFT) * BPP);     \
-      /* repeat last 4 bytes for 422 subsampler */                             \
-      if ((width & 1) && BPP == 4 && DUVSHIFT == 1) {                          \
-        memcpy(temp + SS(r, UVSHIFT) * BPP,                                    \
-               temp + SS(r, UVSHIFT) * BPP - BPP, BPP);                        \
-      }                                                                        \
       /* repeat last 4 - 12 bytes for 411 subsampler */                        \
       if (((width & 3) == 1) && BPP == 4 && DUVSHIFT == 2) {                   \
         memcpy(temp + SS(r, UVSHIFT) * BPP,                                    \