🦁Load answer images in Omnibox popup

This CL adds actually loading the answer images in the omnibox popup.
It also fixes the issue from CL 1545886 and uses a separate image view
for the answer image instead of using the UIButton for it.

Bug: 945323
Change-Id: Ibbe77deeac21ca31ecc35fe5db5047f272326686
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1549122
Reviewed-by: Mark Cogan <[email protected]>
Reviewed-by: Stepan Khapugin <[email protected]>
Commit-Queue: Robbie Gibson <[email protected]>
Cr-Commit-Position: refs/heads/master@{#648171}
diff --git a/ios/chrome/browser/ui/omnibox/popup/BUILD.gn b/ios/chrome/browser/ui/omnibox/popup/BUILD.gn
index a69ac85..71209a57 100644
--- a/ios/chrome/browser/ui/omnibox/popup/BUILD.gn
+++ b/ios/chrome/browser/ui/omnibox/popup/BUILD.gn
@@ -68,6 +68,7 @@
     "//ios/chrome/app/strings:ios_strings_grit",
     "//ios/chrome/app/theme",
     "//ios/chrome/browser/ui/commands",
+    "//ios/chrome/browser/ui/elements",
     "//ios/chrome/browser/ui/omnibox:omnibox_popup_shared",
     "//ios/chrome/browser/ui/toolbar/buttons",
     "//ios/chrome/browser/ui/toolbar/public",