Fix mttools to build with llvm-next.

Ignore following clang warning:
format string is not a string literal [-Werror,-Wformat-nonliteral]
At src/replay_device.cc:96:30 :
vfprintf(stream.GetFP(), format, args);

BUG=chromium:684114
TEST=mttools builds

Change-Id: I6dfa4f2ebba56e3f0057855618a44af82005163b
Reviewed-on: https://chromium-review.googlesource.com/431303
Commit-Ready: Manoj Gupta <manojgupta@chromium.org>
Tested-by: Manoj Gupta <manojgupta@chromium.org>
Reviewed-by: Manoj Gupta <manojgupta@chromium.org>
1 file changed
tree: f1b598331fc9e4a16c71cc61162fdc728aafd4f9
  1. mtbringup/
  2. mtedit/
  3. mtlib/
  4. mtreplay/
  5. mtstat/
  6. platforms/
  7. __init__.py
  8. common.mk
  9. Makefile
  10. PRESUBMIT.cfg