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Replace deprecated DISALLOW_COPY_AND_ASSIGN macro with deleted copy
constructor and assignment operator on the base class.

Change-Id: Id6ce85518a1db717784a9a6d5f38ea2f191a1d30
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2590691Reviewed-by: Kinuko Yasuda <kinuko@chromium.org>
Commit-Queue: Jarryd Goodman <jarrydg@chromium.org>
Cr-Commit-Position: refs/heads/master@{#837131}