service worker: Remove non-servicified path for browser-side navigations.

The non-servicified path is no longer supported.

Bug: 926114
Change-Id: Iec7f824c81beafeddbd9c28495797923911d4bff
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1506924
Reviewed-by: Kinuko Yasuda <kinuko@chromium.org>
Commit-Queue: Matt Falkenhagen <falken@chromium.org>
Cr-Commit-Position: refs/heads/master@{#638926}
8 files changed