DO NOT MERGE: Revert "Update makefile for clang host build."

This CL is somehow merged to lmp-dev and breaking Mac builds.

This reverts commit 132ed0f2b45acf982bbd06616f14164b612661d1.

Change-Id: I5a3472c0e2924db5c605340d7abdd407b956dcc2
1 file changed