Move omnibox answer/rich entity images to the popup leading edge

After talking to the designers, they want this image on the leading
edge of the popup instead of the trailing edge.

Bug: 962436
Change-Id: Ib9a041360c4c7ffc1637700aa7cb471a8c8084cf
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1609777
Commit-Queue: Robbie Gibson <rkgibson@google.com>
Reviewed-by: Rohit Rao <rohitrao@chromium.org>
Cr-Commit-Position: refs/heads/master@{#659063}
2 files changed