Revert of Collect metrics for hyphenation dictionary (patchset #4 id:80001 of https://codereview.chromium.org/2188043004/ )

Reason for revert:
Reverting as this experiment shipped in dev and we started to get the data.

Original issue's description:
> Collect metrics for hyphenation dictionary
>
> This patch is to collect metrics for hyphenation dictionary on Android
> dev channel by always opening the dictionary in the line breaker.
>
> This patch will be reverted after the branch so that it should not be
> turned on for other channels.
>
> BUG=605840
>
> Committed: https://crrev.com/58b52fa7122127737cf15c8dd952f443d9d8b667
> Cr-Commit-Position: refs/heads/master@{#410574}

TBR=eae@chromium.org
# Not skipping CQ checks because original CL landed more than 1 days ago.
BUG=605840

Review-Url: https://codereview.chromium.org/2244413003
Cr-Commit-Position: refs/heads/master@{#412216}
1 file changed