[Feed] Check loadUrlParams for null, fallback to opening online.

Bug: 901179
Change-Id: Ieb3a421a7930ddc0014f7ef57b6a8f6d89dc3615
Reviewed-on: https://chromium-review.googlesource.com/c/1315358
Commit-Queue: Sky Malice <skym@chromium.org>
Reviewed-by: Filip Gorski <fgorski@chromium.org>
Cr-Commit-Position: refs/heads/master@{#606886}
5 files changed