[Webkit-unassigned] [Bug 65992] New: Web Inspector: Audit to find detached DOM trees held alive only by event listeners

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=65992

           Summary: Web Inspector: Audit to find detached DOM trees held
                    alive only by event listeners
           Product: WebKit
           Version: 528+ (Nightly build)
          Platform: All
        OS/Version: All
            Status: UNCONFIRMED
          Severity: Enhancement
          Priority: P2
         Component: Web Inspector
        AssignedTo: webkit-unassigned at lists.webkit.org
        ReportedBy: tonyg at chromium.org
                CC: timothy at apple.com, rik at webkit.org, keishi at webkit.org,
                    pmuellr at yahoo.com, joepeck at webkit.org,
                    pfeldman at chromium.org, yurys at chromium.org,
                    bweinstein at apple.com, mnaganov at chromium.org,
                    apavlov at chromium.org, loislo at chromium.org


Markus Kohler (of MAT fame) suggested something which I think would be really useful: add an audit which finds detached DOM trees held alive only by event listeners. This is a pretty easy and common way to leak memory and is almost always unwanted. Perhaps we could highlight those in the heap profiler?

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