Remove FrameNavigateParams::frame_unique_name.

The name is already available from the FrameTreeNode and does not need
to be sent up to the browser at commit time.

BUG=766262
TEST=No behavior change

Cq-Include-Trybots: master.tryserver.chromium.linux:linux_site_isolation
Change-Id: I5f9bc8acd50c868b84514f2ae240b5640ff56a83
Reviewed-on: https://chromium-review.googlesource.com/686174
Reviewed-by: Ɓukasz Anforowicz <lukasza@chromium.org>
Reviewed-by: Daniel Cheng <dcheng@chromium.org>
Commit-Queue: Charlie Reis (catching up) <creis@chromium.org>
Cr-Commit-Position: refs/heads/master@{#504806}
7 files changed