Remove foreign fetch expectation missed in r519639

Bug: 788604
Change-Id: I8f8ea1b9a847c10b35bfa48e9320922a9bdb2afb
Reviewed-on: https://chromium-review.googlesource.com/944619
Commit-Queue: Joshua Bell <jsbell@chromium.org>
Commit-Queue: Marijn Kruisselbrink <mek@chromium.org>
Reviewed-by: Marijn Kruisselbrink <mek@chromium.org>
Cr-Commit-Position: refs/heads/master@{#540365}

third_party/WebKit/LayoutTests/virtual/origin-trials-runtimeflags-disabled/http/tests/origin_trials/webexposed/foreignfetch-origin-trial-interfaces-expected.txt

-This is a testharness.js-based test.
-PASS ForeignFetch related interfaces in SW - no origin trial.
-PASS ForeignFetch related interfaces in SW - origin trial enabled.
-PASS ForeignFetch related properties on interfaces in service worker, without trial.
-PASS ForeignFetch related interfaces in service worker, without trial.
-PASS ForeignFetch related properties on interfaces in service worker, with trial enabled.
-PASS ForeignFetch related interfaces in service worker, with trial enabled.
-Harness: the test ran to completion.
-