[webkit-changes] [WebKit/WebKit] b47e7f: Push weak null removal logic down into HashTable

[geoffreygaren]

  Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: b47e7f0debf438d2eecef6ca63e94e525601a65a
      
https://github.com/WebKit/WebKit/commit/b47e7f0debf438d2eecef6ca63e94e525601a65a
  Author: Geoffrey Garen <gga...@apple.com>
  Date:   2025-12-10 (Wed, 10 Dec 2025)

  Changed paths:
    M Source/JavaScriptCore/runtime/WeakGCSet.h
    M Source/WTF/wtf/HashMap.h
    M Source/WTF/wtf/HashSet.h
    M Source/WTF/wtf/HashTable.h
    M Source/WTF/wtf/HashTraits.h
    M Source/WTF/wtf/ListHashSet.h
    M Source/WTF/wtf/RobinHoodHashTable.h
    M Source/WTF/wtf/WeakHashMap.h
    M Source/WTF/wtf/WeakHashSet.h
    M Source/WTF/wtf/WeakListHashSet.h
    M Source/WTF/wtf/WeakPtr.h

  Log Message:
  -----------
  Push weak null removal logic down into HashTable
https://bugs.webkit.org/show_bug.cgi?id=303710
<rdar://problem/166015673>

Reviewed by Ryosuke Niwa.

This is a step toward a more efficient weak pointer.

We need HashTable to remove weak nulls for us because soon it won't allow us to
see them by explicit iteration.

Canonical link: https://commits.webkit.org/304266@main



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