Validate map keys in C++ Mojo bindings

BUG=616649
TESTED=mojo_public_bindings_unittests

Review-Url: https://codereview.chromium.org/2036623002
Cr-Commit-Position: refs/heads/master@{#397955}


CrOS-Libchrome-Original-Commit: 29d59af2f65f5c8929521ba0f09e86ae75f26e63
13 files changed
tree: 31704b4f31d0c0f6b6db2ee4f29fe86a7bc59866
  1. base/
  2. build/
  3. components/
  4. dbus/
  5. device/
  6. ipc/
  7. mojo/
  8. testing/
  9. third_party/
  10. ui/