tree b2423c17eb0ca9603e867f3128f373a470beacc8
parent 9a9683678553bbc620dbd41d3d4e4296b3d8d474
author Andrew Scull <ascull@google.com> 1533660151 +0100
committer Andrew Scull <ascull@google.com> 1533660349 +0100

Reinstate clang-tidy.

gn, very helpfully, has built in support for generating a
compile_commands.json file which is used by clang-tidy to determine the
compiler flags for each file.

Change-Id: I4ef5ab7f0eda57f250aa771dd624906d9109e2f8