Settings WebUI: Show action menu below the trigger button on the Search Engines page

Bug: 910890
Change-Id: I794b1574ed19b4e16391abe6035ffe16aa905452
Reviewed-on: https://chromium-review.googlesource.com/c/1372712
Reviewed-by: Demetrios Papadopoulos <dpapad@chromium.org>
Commit-Queue: John Lee <johntlee@chromium.org>
Cr-Commit-Position: refs/heads/master@{#615812}
2 files changed