Expose remote associated interfaces through SyncMessageFilter

This grants child process code safe and convenient access to
remote Channel-associated interfaces on the IO thread.

BUG=612500

Review-Url: https://codereview.chromium.org/2344333002
Cr-Commit-Position: refs/heads/master@{#423215}


CrOS-Libchrome-Original-Commit: 336fc62ab5493e58dda7953cba587f382bde9c3b
2 files changed
tree: 36f3b62dfb663c2365d4e9bb1c5120f726cb9f0a
  1. base/
  2. build/
  3. components/
  4. dbus/
  5. device/
  6. ipc/
  7. mojo/
  8. testing/
  9. third_party/
  10. ui/