Mojo: Add the ability to attach PlatformHandles to MessageInTransits.

But not yet the ability to actually transmit those anywhere (nor
anything that actually attaches PlatformHandles). (I want to do some
separate RawChannel refactoring first....)

R=davemoore@chromium.org

Review URL: https://codereview.chromium.org/226203003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@261870 0039d316-1c4b-4281-b951-d872f2087c98


CrOS-Libchrome-Original-Commit: 73a7a8a02721baddefb25c4a6952760c006f3277
3 files changed
tree: 21fa2bba109fabaafd87a9e228c420dbac339548
  1. base/
  2. build/
  3. components/
  4. dbus/
  5. device/
  6. ipc/
  7. mojo/
  8. testing/
  9. third_party/
  10. ui/