[PATCH] Conditionalise inclusion of link.h on !SANITIZER_ANDROID.

[Evgeniy Stepanov]

  This is good enough for now.
  We don't use those declarations on android anyway. We can re-enable the include when we need it.

http://llvm-reviews.chandlerc.com/D1551

BRANCH
  dfsan-trampoline2

ARCANIST PROJECT
  compiler-rt