[webkit-changes] [WebKit/WebKit] fa7308: Fix some site isolation interaction tests

[Charlie Wolfe]

  Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: fa7308e615b9c18128d2d5a182cd950e012d2f22
      https://github.com/WebKit/WebKit/commit/fa7308e615b9c18128d2d5a182cd950e012d2f22
  Author: Charlie Wolfe <charliew at apple.com>
  Date:   2023-11-15 (Wed, 15 Nov 2023)

  Changed paths:
    M Tools/TestWebKitAPI/Tests/WebKitCocoa/SiteIsolation.mm

  Log Message:
  -----------
  Fix some site isolation interaction tests
https://bugs.webkit.org/show_bug.cgi?id=264860
rdar://118436235

Reviewed by Wenson Hsieh.

Some site isolation interaction tests had postMessage sent on the load of the iframe instead of when the
event was firing.

* Tools/TestWebKitAPI/Tests/WebKitCocoa/SiteIsolation.mm:
(TestWebKitAPI::TEST):

Canonical link: https://commits.webkit.org/270759@main