ipc: hide IsRecoverableError() function behind unnamed namespace

This moves this free function inside an unnamed namespace (making its
symbol t instead of T, and thus hidding it from global) and while at
it removes its unused |err| parameter.

BUG=None
TEST=ipc_tests
R=cpu@chromium.org

Review URL: https://codereview.chromium.org/1632133003

Cr-Commit-Position: refs/heads/master@{#371600}


CrOS-Libchrome-Original-Commit: 5586fa791940a65642d77a7a48c0353f9ceb9d54
1 file changed
tree: ce90e285a5c00e015f9df299ec4437e507721e0c
  1. base/
  2. build/
  3. components/
  4. dbus/
  5. device/
  6. ipc/
  7. mojo/
  8. testing/
  9. third_party/
  10. ui/