[webkit-changes] [WebKit/WebKit] 97790d: [Lockdown Mode] Make the <embed> element optional ...

[EWS]

  Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: 97790d523ce68f6d875d2f86dd24d7b276e93d87
      https://github.com/WebKit/WebKit/commit/97790d523ce68f6d875d2f86dd24d7b276e93d87
  Author: Brent Fulgham <bfulgham at webkit.org>
  Date:   2022-12-20 (Tue, 20 Dec 2022)

  Changed paths:
    M Source/WTF/Scripts/Preferences/WebPreferencesInternal.yaml
    M Source/WebCore/bindings/js/WebCoreBuiltinNames.h
    M Source/WebCore/html/HTMLEmbedElement.idl
    M Source/WebCore/html/HTMLTagNames.in
    M Source/WebKit/WebProcess/WebPage/WebPage.cpp
    M Tools/TestWebKitAPI/Tests/WebKitCocoa/ProcessSwapOnNavigation.mm

  Log Message:
  -----------
  [Lockdown Mode] Make the <embed> element optional and disable in Lockdown Mode
https://bugs.webkit.org/show_bug.cgi?id=249504
<rdar://101187413>

Reviewed by Chris Dumez.

Add an internal flag to disable the HTML Embed Element and do so when in Lockdown Mode.

* Source/WTF/Scripts/Preferences/WebPreferencesInternal.yaml:
* Source/WebCore/bindings/js/WebCoreBuiltinNames.h:
* Source/WebCore/html/HTMLEmbedElement.idl:
* Source/WebCore/html/HTMLTagNames.in:
* Source/WebKit/WebProcess/WebPage/WebPage.cpp:
(WebKit::adjustSettingsForLockdownMode):
* Tools/TestWebKitAPI/Tests/WebKitCocoa/ProcessSwapOnNavigation.mm:

Canonical link: https://commits.webkit.org/258143@main