[webkit-changes] [WebKit/WebKit] 404960: Ensure resources from blob URL are correctly saved...

[Sihui]

  Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: 40496031556f61808a583fe254d60fb9380580ab
      https://github.com/WebKit/WebKit/commit/40496031556f61808a583fe254d60fb9380580ab
  Author: Sihui Liu <sihui_liu at apple.com>
  Date:   2023-10-09 (Mon, 09 Oct 2023)

  Changed paths:
    M Source/WebCore/loader/archive/cf/LegacyWebArchive.cpp
    M Tools/TestWebKitAPI/Tests/WebKitCocoa/CreateWebArchive.mm

  Log Message:
  -----------
  Ensure resources from blob URL are correctly saved to disk
https://bugs.webkit.org/show_bug.cgi?id=262904
rdar://116690714

Reviewed by Ryosuke Niwa.

This patch fixes an issue that an empty html file is created when iframe's src attribute is a blob url, by skipping
empty url when generating file names. Also, this patch adds regression test for saving resources from blob URL.

API Test: WebArchive.SaveResourcesBlobURL

* Source/WebCore/loader/archive/cf/LegacyWebArchive.cpp:
(WebCore::LegacyWebArchive::create):
* Tools/TestWebKitAPI/Tests/WebKitCocoa/CreateWebArchive.mm:

Canonical link: https://commits.webkit.org/269129@main