Re-use FindDisplayWithBiggestIntersection in DesktopScreenX11

Modify DesktopScreenX11::GetDisplayMatching() implementation to re-use
display_finder.h's display::FindDisplayWithBiggestIntersection() instead
of replicating its code in desktop_screen_x11.cc.

Bug: None
Change-Id: I617751037bb4f513fe08ab594da189170c52978d
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1659473
Reviewed-by: Thomas Anderson <thomasanderson@chromium.org>
Commit-Queue: Nick Yamane <nickdiego@igalia.com>
Cr-Commit-Position: refs/heads/master@{#669781}
1 file changed