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- Displays trending icon for non-historical matches with SUBTYPE_TRENDS.
- Adds Vector and SVG icons for use in Omnibox and Realbox respectively.

The SVG was optimized using svgomg and converted to .icon using skiafy.

Omnibox: https://screenshot.googleplex.com/7iRhFnNGXP2Kh4j
Realbox: https://screenshot.googleplex.com/FjvWaT4DXonaFWz

Bug: 1122669
Change-Id: Ic9fd6594e633128eed0c2ff621509acdddf100f4
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2386096Reviewed-by: Evan Stade <estade@chromium.org>
Reviewed-by: Justin Donnelly <jdonnelly@chromium.org>
Reviewed-by: Jenny Zhang <jennyz@chromium.org>
Commit-Queue: Moe Ahmadi <mahmadi@chromium.org>
Cr-Commit-Position: refs/heads/master@{#804097}