Revert a chunk of previous change in sanitizer_platform_limits_netbsd.h

Undefining INLINE breaks the build.
The invalid change in this file has been overlooked in D55386.

llvm-svn: 348680

Author: krytarowski

compiler-rt/lib/sanitizer_common/sanitizer_platform_limits_netbsd.h

@@ -31,8 +31,6 @@
   _GET_LINK_MAP_BY_DLOPEN_HANDLE(handle, 136)
 #endif
 
-#undef INLINE
-
 namespace __sanitizer {
 extern unsigned struct_utsname_sz;
 extern unsigned struct_stat_sz;