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This change implements the range overloads for the alg.copy algorithms
std::copy, std::copy_n, std::copy_if and std::copy_backward.

Bug: 1071094
Change-Id: I26f746acc594761f0a1ae1c21ea858f0b1c0c0ce
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2257914
Commit-Queue: Jan Wilken Dörrie <jdoerrie@chromium.org>
Reviewed-by: Daniel Cheng <dcheng@chromium.org>
Cr-Commit-Position: refs/heads/master@{#781294}