Implement DISALLOW_COPY_AND_ASSIGN using =delete, stage two.

This enables the new implementation on all platforms, but only for non-branded
builds.  Since the CQ doesn't include these by default, the chance of breaking
them is greater.

Stage three will be to enable this all the time.

BUG=447156
TEST=none
TBR=thakis

Review-Url: https://codereview.chromium.org/2017813002
Cr-Commit-Position: refs/heads/master@{#396380}


CrOS-Libchrome-Original-Commit: bdc5de32680409490c41c7ad54f3abe32c4a5094
1 file changed
tree: f38c2fb9ed754b0bf8c3a79172989a28918be941
  1. base/
  2. build/
  3. components/
  4. dbus/
  5. device/
  6. ipc/
  7. mojo/
  8. testing/
  9. third_party/
  10. ui/