sanitizer_common: remove SANITIZER_USE_MALLOC

It was introduced in:
9cffc9550b75 tsan: allow to force use of __libc_malloc in sanitizer_common
and used in:
512a18e51819 tsan: add standalone deadlock detector
and later used for Go support.
But now both uses are gone. Nothing defines SANITIZER_USE_MALLOC.

Reviewed By: melver

Differential Revision:

GitOrigin-RevId: 06677d6a9faef9f57c3b3c79906e4bba18ebee8a
1 file changed