base: update a NOTE about SpdyFrameReading be using ntohs().

base/big_endian.h

Index: base/big_endian.h
diff --git a/base/big_endian.h b/base/big_endian.h
index 868b0442173ea6b46ee2e4c8d253c214ef4ba347..5684c6758da752bc069700fee1f0c67ae16fba96 100644
--- a/base/big_endian.h
+++ b/base/big_endian.h
@@ -15,8 +15,8 @@ namespace base {
 
 // Read an integer (signed or unsigned) from |buf| in Big Endian order.
 // Note: this loop is unrolled with -O1 and above.
-// NOTE(szym): glibc dns-canon.c and SpdyFrameReader use
-// ntohs(*(uint16_t*)ptr) which is potentially unaligned.
+// NOTE(szym): glibc dns-canon.c use ntohs(*(uint16_t*)ptr) which is
+// potentially unaligned.
 // This would cause SIGBUS on ARMv5 or earlier and ARMv6-M.
 template<typename T>
 inline void ReadBigEndian(const char buf[], T* out) {