[Webkit-unassigned] [Bug 10838] New: REGRESSION: Leaking of WebScriptObjectPrivate

[bugzilla-daemon at opendarwin.org]

http://bugzilla.opendarwin.org/show_bug.cgi?id=10838

           Summary: REGRESSION: Leaking of WebScriptObjectPrivate
           Product: WebKit
           Version: 420+ (nightly)
          Platform: Macintosh
        OS/Version: Mac OS X 10.4
            Status: NEW
          Keywords: Regression
          Severity: normal
          Priority: P2
         Component: New Bugs
        AssignedTo: webkit-unassigned at opendarwin.org
        ReportedBy: opendarwin.org at bdash.net.nz


`run-webkit-tests --leaks` generates leak reports that have dozens of
WebScriptObjectPrivate's being leaked.   An example of the backtrace is:

        Call stack: [thread 2d63a7]: | 0x0 | start | _start | main | runTest |
-[NSRunLoop runMode:beforeDate:] | CFRunLoopRunSpecific | __CFRunLoopRun |
__CFRunLoopDoSources0 | _sendCallbacks |
-[NSURLConnection(NSURLConnectionInternal) _sendCallbacks] |
-[NSURLConnection(NSURLConnectionInternal) _sendDidReceiveDataCallback] |
-[WebLoader connection:didReceiveData:lengthReceived:] |
-[WebMainResourceLoader didReceiveData:lengthReceived:allAtOnce:] | -[WebLoader
didReceiveData:lengthReceived:allAtOnce:] | -[WebMainResourceLoader
addData:allAtOnce:] | -[WebFrameLoader _receivedData:] |
-[WebDataSource(WebInternal) _receivedData:] | -[WebDataSource(WebFileInternal)
_commitLoadWithData:] | -[WebHTMLRepresentation receivedData:withDataSource:] |
-[WebFrameBridge receivedData:textEncodingName:] | -[WebCoreFrameBridge
setEncoding:userChosen:] | WebCore::Frame::setEncoding(WebCore::String const&,
bool) | WebCore::Frame::receivedFirstData() |
WebCore::Frame::begin(WebCore::KURL const&) |
WebCore::FrameMac::partClearedInBegin() | -[WebFrameBridge windowObjectCleared]
| -[WebCoreFrameBridge windowScriptObject] |
WebCore::FrameMac::windowScriptObject() | -[WebScriptObject
_initWithJSObject:originExecutionContext:executionContext:] | NSAllocateObject
| _internal_class_createInstanceFromZone 
Leak: 0x1f89dce0  size=32       instance of 'WebScriptObjectPrivate'    
See
http://build.webkit.org/results/post-commit-leaks-powerpc-mac-os-x/2531/DumpRenderTree5-leaks.txt
for more examples.


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