Adds a generator for writing messages to disk

The plan with this is to use the generator to create binary test
files. We'll write bindings tests that read these files and verify
everything is sane.

BUG=none
TEST=none
R=darin@chromium.org

Review URL: https://codereview.chromium.org/191293018

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@261605 0039d316-1c4b-4281-b951-d872f2087c98


CrOS-Libchrome-Original-Commit: 15429abf3b71f29b1bb21d493aa0a7220242b39b
3 files changed
tree: e7388548820c9f81cf06c8be8ebffdcad47b4e5c
  1. base/
  2. build/
  3. components/
  4. dbus/
  5. ipc/
  6. mojo/
  7. testing/
  8. third_party/
  9. ui/