add missing files from same resvision of browser tree

BUILD.gn files are edit with little-effort, so many of the added files are
not compiled in.

This helps with future uprev.

Bug: chromium:1048060
Test: Presubmit

Change-Id: I32b77ce2e40425a0a45c6672457ac736ca248ccd
(cherry picked from commit 991a472978a91cd467a6895bf47e1e6f8285b00a)
718 files changed