[SendTabToSelf] removing unneeded local variable

Bug: 961913
Change-Id: I7e06ec2ad5280a811b45405596ebc85bec54842b
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1621345
Commit-Queue: sebsg <sebsg@chromium.org>
Reviewed-by: sebsg <sebsg@chromium.org>
Cr-Commit-Position: refs/heads/master@{#661700}
1 file changed