Remove ifdefs for neon in row_neon*.cc

source/row_neon.cc

Index: source/row_neon.cc
diff --git a/source/row_neon.cc b/source/row_neon.cc
index 9e60237ec4aa63c830a41fe154e3c157c43822f1..909df060c69184eb99d495a5e6b0e593959952ef 100644
--- a/source/row_neon.cc
+++ b/source/row_neon.cc
@@ -2583,8 +2583,6 @@ void ARGBColorMatrixRow_NEON(const uint8* src_argb, uint8* dst_argb,
   );
 }
 
-// TODO(fbarchard): fix vqshrun in ARGBMultiplyRow_NEON and reenable.
-#ifdef HAS_ARGBMULTIPLYROW_NEON
 // Multiply 2 rows of ARGB pixels together, 8 pixels at a time.
 void ARGBMultiplyRow_NEON(const uint8* src_argb0, const uint8* src_argb1,
                           uint8* dst_argb, int width) {
@@ -2616,7 +2614,6 @@ void ARGBMultiplyRow_NEON(const uint8* src_argb0, const uint8* src_argb1,
   : "cc", "memory", "q0", "q1", "q2", "q3"
   );
 }
-#endif  // HAS_ARGBMULTIPLYROW_NEON
 
 // Add 2 rows of ARGB pixels together, 8 pixels at a time.
 void ARGBAddRow_NEON(const uint8* src_argb0, const uint8* src_argb1,