merge_pr_50195

Remove the HTMLPopoverActionHover flag [3/N]

This functionality is being replaced by the interesttarget
attribute.

Bug: 326681249
Change-Id: Idb635e474d27588c937e3468d39b37806ff7352a
Fixed: 381444317
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/6177202
Reviewed-by: David Baron [email protected]
Auto-Submit: Mason Freed [email protected]
Commit-Queue: Mason Freed [email protected]
Cr-Commit-Position: refs/heads/main@{#1409868}