InstrProf:  Turn on test for Linux
InstrProf:  Turn on test for Linux

Enabling test/profile on Linux to get feedback from the buildbots.  I'm
hoping this just works...

<rdar://problem/16458307>

git-svn-id: c199f293c43da69278bea8e88f92242bf3aa95f7@205319 91177308-0d34-0410-b5e6-96231b3b80d8

llvm-mirror/compiler-rt,llvm-mirror/compiler-rt,llvm-mirror/compiler-rt,llvm-mirror/compiler-rt,llvm-mirror/compiler-rt