build/install-build-deps.sh: support Ubuntu 16.04 (xenial).
build/install-build-deps.sh: support Ubuntu 16.04 (xenial).

BUG=

Review URL: https://codereview.chromium.org/1910283002

Cr-Commit-Position: 972c6d2dc6dd5efdad1377c0d224e03eb8f276f7@{#388983}

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