[Webkit-unassigned] [Bug 106709] SVGFontElement is leaked

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=106709





--- Comment #1 from Pratik Solanki <psolanki at apple.com>  2013-01-11 15:34:26 PST ---
Here's an example callstack

    Call stack: [thread 0x7fff72b57180]: 
        start 
        main DumpRenderTree.mm:932 
        dumpRenderTree(int, char const**) DumpRenderTree.mm:894 
        runTestingServerLoop() DumpRenderTree.mm:847 
        runTest(std::__1::basic_string&lt;char, std::__1::char_traits&lt;char&gt;, std::__1::allocator&lt;char&gt; &gt; const&amp;) DumpRenderTree.mm:1382 
        -[NSRunLoop(NSRunLoop) runMode:beforeDate:] 
        CFRunLoopRunSpecific 
        __CFRunLoopRun 
        __CFRunLoopDoSources0 
        __CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE0_PERFORM_FUNCTION__ 
        MultiplexerSource::perform() 
        RunloopBlockContext::perform() 
        CFArrayApplyFunction 
        __block_global_1 
        ___withDelegateAsync_block_invoke_0 
        ___delegate_didReceiveDataArray_block_invoke_0 
        _NSURLConnectionDidReceiveData_LengthReceived 
        -[NSURLConnectionInternal _withActiveConnectionAndDelegate:] 
        -[NSURLConnectionInternal _withConnectionAndDelegate:onlyActive:] 
        __65-[NSURLConnectionInternal _withConnectionAndDelegate:onlyActive:]_block_invoke_0 
        -[WebCoreResourceHandleAsDelegate connection:didReceiveData:lengthReceived:] ResourceHandleMac.mm:785 
        WebCore::ResourceLoader::didReceiveData(WebCore::ResourceHandle*, char const*, int, int) ResourceLoader.cpp:452 
        WebCore::SubresourceLoader::didReceiveData(char const*, int, long long, bool) SubresourceLoader.cpp:226 
        WebCore::SubresourceLoader::sendDataToResource(char const*, int) SubresourceLoader.cpp:253 
        WebCore::CachedRawResource::data(WTF::PassRefPtr&lt;WebCore::ResourceBuffer&gt;, bool) CachedRawResource.cpp:70 
        WebCore::MainResourceLoader::dataReceived(WebCore::CachedResource*, char const*, int) MainResourceLoader.cpp:515 
        WebCore::DocumentLoader::receivedData(char const*, int) DocumentLoader.cpp:388 
        WebCore::DocumentLoader::commitLoad(char const*, int) DocumentLoader.cpp:319 
        WebFrameLoaderClient::committedLoad(WebCore::DocumentLoader*, char const*, int) WebFrameLoaderClient.mm:846 
        -[WebDataSource(WebInternal) _receivedData:] WebDataSource.mm:215 
        -[WebHTMLRepresentation receivedData:withDataSource:] WebHTMLRepresentation.mm:186 
        -[WebFrame(WebInternal) _commitData:] WebFrame.mm:826 
        WebCore::DocumentLoader::commitData(char const*, unsigned long) DocumentLoader.cpp:357 
        WebCore::DocumentWriter::addData(char const*, unsigned long) DocumentWriter.cpp:222 
        WebCore::DecodedDataDocumentParser::appendBytes(WebCore::DocumentWriter*, char const*, unsigned long) DecodedDataDocumentParser.cpp:50 
        WebCore::HTMLDocumentParser::append(WebCore::SegmentedString const&amp;) HTMLDocumentParser.cpp:370 
        WebCore::HTMLDocumentParser::pumpTokenizerIfPossible(WebCore::HTMLDocumentParser::SynchronousMode) HTMLDocumentParser.cpp:181 
        WebCore::HTMLDocumentParser::pumpTokenizer(WebCore::HTMLDocumentParser::SynchronousMode) HTMLDocumentParser.cpp:277 
        WebCore::HTMLTreeBuilder::constructTreeFromToken(WebCore::HTMLToken&amp;) HTMLTreeBuilder.cpp:379 
        WebCore::HTMLTreeBuilder::constructTreeFromAtomicToken(WebCore::AtomicHTMLToken*) HTMLTreeBuilder.cpp:396 
        WebCore::HTMLTreeBuilder::processTokenInForeignContent(WebCore::AtomicHTMLToken*) HTMLTreeBuilder.cpp:2853 
        WebCore::HTMLConstructionSite::insertForeignElement(WebCore::AtomicHTMLToken*, WTF::AtomicString const&amp;) HTMLConstructionSite.cpp:458 
        WebCore::HTMLConstructionSite::createElement(WebCore::AtomicHTMLToken*, WTF::AtomicString const&amp;) HTMLConstructionSite.cpp:513 
        WebCore::Document::createElement(WebCore::QualifiedName const&amp;, bool) Document.cpp:1109 
        WebCore::SVGElementFactory::createSVGElement(WebCore::QualifiedName const&amp;, WebCore::Document*, bool) SVGElementFactory.cpp:640 
        WebCore::fontConstructor(WebCore::QualifiedName const&amp;, WebCore::Document*, bool) SVGElementFactory.cpp:339 
        WebCore::SVGFontElement::create(WebCore::QualifiedName const&amp;, WebCore::Document*) SVGFontElement.cpp:58 
        WTF::fastMalloc(unsigned long) FastMalloc.cpp:274 
        malloc 
        malloc_zone_malloc

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