Change experiment name for PredictivePrefetchingAllowedOnAllConnectionTypes

Change experiment name to match the name in the server
config.

Bug: 907236
Change-Id: Iae67995aeb7a489ec39cdc9906105b1312e5b89d
Reviewed-on: https://chromium-review.googlesource.com/c/1470733
Commit-Queue: Tarun Bansal <tbansal@chromium.org>
Commit-Queue: Alexei Svitkine <asvitkine@chromium.org>
Reviewed-by: Alexei Svitkine <asvitkine@chromium.org>
Cr-Commit-Position: refs/heads/master@{#631837}
1 file changed