Breakpoint 1, IA__g_log (log_domain=0xb6027a7c "GLib-GObject", log_level=G_LOG_LEVEL_CRITICAL, format=0xb5fab8e5 "%s: assertion `%s' failed") at gmessages.c:565
565	{
(gdb) where
#0  IA__g_log (log_domain=0xb6027a7c "GLib-GObject", log_level=G_LOG_LEVEL_CRITICAL, format=0xb5fab8e5 "%s: assertion `%s' failed") at gmessages.c:565
#1  0xb5f5586b in IA__g_return_if_fail_warning (log_domain=0xb6027a7c "GLib-GObject", pretty_function=0xb60293aa "g_object_unref", 
    expression=0xb6028672 "G_IS_OBJECT (object)") at gmessages.c:584
#2  0xb60001c2 in IA__g_object_unref (_object=0x923f230) at gobject.c:2371
#3  0xb6329ae5 in WebKit::DocumentLoader::unrefDataSource (this=0x9428ea0) at ../../WebKit/gtk/WebCoreSupport/DocumentLoaderGtk.cpp:112
#4  0xb6329dd8 in WebKit::DocumentLoader::detachFromFrame (this=0x9428ea0) at ../../WebKit/gtk/WebCoreSupport/DocumentLoaderGtk.cpp:71
#5  0xb6890588 in WebCore::FrameLoader::setDocumentLoader (this=0x92fc62c, loader=0x968ce20) at ../../WebCore/loader/FrameLoader.cpp:2345
#6  0xb6890ae3 in WebCore::FrameLoader::transitionToCommitted (this=0x92fc62c, cachedPage={m_ptr = 0xbfec7934}) at ../../WebCore/loader/FrameLoader.cpp:2511
#7  0xb68913cf in WebCore::FrameLoader::commitProvisionalLoad (this=0x92fc62c, prpCachedPage={m_ptr = 0xbfec7a40}) at ../../WebCore/loader/FrameLoader.cpp:2427
#8  0xb6872af8 in WebCore::DocumentLoader::commitIfReady (this=0x968ce20) at ../../WebCore/loader/DocumentLoader.cpp:320
#9  0xb6872b39 in WebCore::DocumentLoader::commitLoad (this=0x968ce20, 
    data=0x9692e88 "<style>\n:link, :visited {\n    text-decoration: none;\n    border-bottom: 1px dotted;\n}\n\n.FileDiff {\n    background-color: #f8f8f8;\n    border: 1px solid #ddd;\n    font-family: monospace;\n    margin: 2e"..., length=3382) at ../../WebCore/loader/DocumentLoader.cpp:340
#10 0xb6872bd6 in WebCore::DocumentLoader::receivedData (this=0x968ce20, 
    data=0x9692e88 "<style>\n:link, :visited {\n    text-decoration: none;\n    border-bottom: 1px dotted;\n}\n\n.FileDiff {\n    background-color: #f8f8f8;\n    border: 1px solid #ddd;\n    font-family: monospace;\n    margin: 2e"..., length=3382) at ../../WebCore/loader/DocumentLoader.cpp:354
#11 0xb6888fe3 in WebCore::FrameLoader::receivedData (this=0x92fc62c, 
    data=0x9692e88 "<style>\n:link, :visited {\n    text-decoration: none;\n    border-bottom: 1px dotted;\n}\n\n.FileDiff {\n    background-color: #f8f8f8;\n    border: 1px solid #ddd;\n    font-family: monospace;\n    margin: 2e"..., length=3382) at ../../WebCore/loader/FrameLoader.cpp:2091
#12 0xb68a16f4 in WebCore::MainResourceLoader::addData (this=0x968e000, 
    data=0x9692e88 "<style>\n:link, :visited {\n    text-decoration: none;\n    border-bottom: 1px dotted;\n}\n\n.FileDiff {\n    background-color: #f8f8f8;\n    border: 1px solid #ddd;\n    font-family: monospace;\n    margin: 2e"..., length=3382, allAtOnce=false) at ../../WebCore/loader/MainResourceLoader.cpp:146
#13 0xb68ac84d in WebCore::ResourceLoader::didReceiveData (this=0x968e000, 
    data=0x9692e88 "<style>\n:link, :visited {\n    text-decoration: none;\n    border-bottom: 1px dotted;\n}\n\n.FileDiff {\n    background-color: #f8f8f8;\n    border: 1px solid #ddd;\n    font-family: monospace;\n    margin: 2e"..., length=3382, lengthReceived=3382, allAtOnce=false) at ../../WebCore/loader/ResourceLoader.cpp:248
#14 0xb68a0d7a in WebCore::MainResourceLoader::didReceiveData (this=0x968e000, 
    data=0x9692e88 "<style>\n:link, :visited {\n    text-decoration: none;\n    border-bottom: 1px dotted;\n}\n\n.FileDiff {\n    background-color: #f8f8f8;\n    border: 1px solid #ddd;\n    font-family: monospace;\n    margin: 2e"..., length=3382, lengthReceived=3382, allAtOnce=false) at ../../WebCore/loader/MainResourceLoader.cpp:405
#15 0xb68abb92 in WebCore::ResourceLoader::didReceiveData (this=0x968e000, 
    data=0x9692e88 "<style>\n:link, :visited {\n    text-decoration: none;\n    border-bottom: 1px dotted;\n}\n\n.FileDiff {\n    background-color: #f8f8f8;\n    border: 1px solid #ddd;\n    font-family: monospace;\n    margin: 2e"..., length=3382, lengthReceived=3382) at ../../WebCore/loader/ResourceLoader.cpp:398
#16 0xb6d7d658 in readCallback (source=0x924c430, res=0x9435d90) at ../../WebCore/platform/network/soup/ResourceHandleSoup.cpp:737
#17 0xb47c8345 in async_ready_callback_wrapper (source_object=0x924c430, res=0x9435d90, user_data=0x0) at ginputstream.c:471
#18 0xb47d7371 in IA__g_simple_async_result_complete (simple=0x9435d90) at gsimpleasyncresult.c:588
#19 0xb47d767e in complete_in_idle_cb_for_thread (_data=0x9646a00) at gsimpleasyncresult.c:650
#20 0xb5f495f1 in g_idle_dispatch (source=0x968d4c8, callback=0xb6027a7c <_fini+84>, user_data=0x9646a00) at gmain.c:4065
#21 0xb5f4b428 in IA__g_main_context_dispatch (context=0x91cf7b8) at gmain.c:1960
#22 0xb5f4ec83 in g_main_context_iterate (context=0x91cf7b8, block=1, dispatch=1, self=0x91b3ba0) at gmain.c:2591
#23 0xb5f4f15a in IA__g_main_loop_run (loop=0x91daf80) at gmain.c:2799
#24 0xb4a4ecc9 in IA__gtk_main () at gtkmain.c:1216
#25 0x0804a2c8 in main (argc=2, argv=0xbfec7f04) at ../../WebKitTools/GtkLauncher/main.c:216