[webkit-changes] [WebKit/WebKit] 65071a: Add iframe depth limit

[Tim Nguyen]

  Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: 65071a674a05a195850647ffccfb78b36fc22000
      https://github.com/WebKit/WebKit/commit/65071a674a05a195850647ffccfb78b36fc22000
  Author: Tim Nguyen <ntim at apple.com>
  Date:   2022-12-08 (Thu, 08 Dec 2022)

  Changed paths:
    A LayoutTests/fast/frames/frame-depth-limit-expected.txt
    A LayoutTests/fast/frames/frame-depth-limit.html
    A LayoutTests/fast/frames/resources/self-referential-iframe.html
    M Source/WebCore/loader/SubframeLoader.cpp
    M Source/WebCore/page/FrameTree.cpp
    M Source/WebCore/page/FrameTree.h
    M Source/WebCore/page/Page.h

  Log Message:
  -----------
  Add iframe depth limit
https://bugs.webkit.org/show_bug.cgi?id=67940
rdar://101560112

Reviewed by Darin Adler and Alex Christensen.

* LayoutTests/fast/frames/frame-depth-limit-expected.txt: Added.
* LayoutTests/fast/frames/frame-depth-limit.html: Added.
* LayoutTests/fast/frames/resources/self-referential-iframe.html: Added.
* Source/WebCore/loader/SubframeLoader.cpp:
(WebCore::FrameLoader::SubframeLoader::loadSubframe):
* Source/WebCore/page/FrameTree.cpp:
(WebCore::FrameTree::depth const):
* Source/WebCore/page/FrameTree.h:
* Source/WebCore/page/Page.h:

Canonical link: https://commits.webkit.org/257550@main