[Webkit-unassigned] [Bug 84849] New: Web Inspector: use composite node provider for diff nodes in heap profiler

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=84849

           Summary: Web Inspector: use composite node provider for diff
                    nodes in heap profiler
           Product: WebKit
           Version: 528+ (Nightly build)
          Platform: All
        OS/Version: All
            Status: UNCONFIRMED
          Severity: Normal
          Priority: P2
         Component: Web Inspector
        AssignedTo: webkit-unassigned at lists.webkit.org
        ReportedBy: yurys 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, apavlov at chromium.org,
                    loislo at chromium.org


Instead of overriding HeapSnapshotGridNode.prototype.populateChildren in HeapSnapshotDiffNode we should use a composite nodes provider which will populate first added nodes and after that deleted ones. This step is necessary for adding "reveal element in heap profile" action.

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