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This CL begins integration of the most recent localization data. The
data production process changed, and some synonyms for the existing
language set were added, so this CL focuses on purely updating the
initial language set: de, en, fr, ja, zh-CN.

Bug: 893183
Change-Id: I55726d8c22885ca4c186769f13e0db140499cbac
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2334816Reviewed-by: manuk hovanesian <manukh@chromium.org>
Commit-Queue: Orin Jaworski <orinj@chromium.org>
Cr-Commit-Position: refs/heads/master@{#794314}