[Webkit-unassigned] [Bug 55780] REGRESSION (r79863): platform/win/plugins/draws-gradient.html crashing in WindowedPluginTest::staticWndProc on Windows 7 Release (WebKit2 Tests)

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=55780





--- Comment #14 from Adam Roben (:aroben) <aroben at apple.com>  2011-04-06 11:39:26 PST ---
To reproduce in Firefox:

1. Copy npTestNetscapePlugin.dll to C:\Program Files\Mozilla Firefox\plugins
2. Open draws-gradient.html in Firefox
3. Reload

Here's the Firefox backtrace, for posterity:


>	npTestNetscapePlugin.dll!WindowedPluginTest::staticWndProc(HWND__ * hwnd=0x00180798, unsigned int message=24, unsigned int wParam=0, long lParam=0)  Line 66 + 0x1a bytes	C++
     user32.dll!_InternalCallWinProc at 20()  + 0x28 bytes    
     user32.dll!_UserCallWinProcCheckWow at 32()  + 0xb7 bytes    
     user32.dll!_DispatchClientMessage at 20()  + 0x4d bytes    
     user32.dll!___fnDWORD at 4()  + 0x24 bytes    
     ntdll.dll!_KiUserCallbackDispatcher at 12()  + 0x13 bytes    
     user32.dll!_NtUserDestroyWindow at 4()  + 0xc bytes    
     xul.dll!mozilla::plugins::PPluginInstanceChild::OnCallReceived(const IPC::Message & __msg={...}, IPC::Message * & __reply=0x00000000)  Line 1865 + 0x12 bytes    C++
     xul.dll!mozilla::plugins::PPluginModuleChild::OnCallReceived(const IPC::Message & __msg={...}, IPC::Message * & __reply=0x00000000)  Line 574 + 0xb bytes    C++
     xul.dll!mozilla::ipc::RPCChannel::DispatchIncall(const IPC::Message & call={...})  Line 513    C++
     xul.dll!mozilla::ipc::RPCChannel::Incall(const IPC::Message & call={...}, unsigned int stackDepth=0)  Line 499    C++
     xul.dll!mozilla::ipc::RPCChannel::OnMaybeDequeueOne()  Line 429 + 0xf bytes    C++
     xul.dll!MessageLoop::RunTask(Task * task=0x00000000)  Line 344    C++
     xul.dll!MessageLoop::DeferOrRunPendingTask(const MessageLoop::PendingTask & pending_task={...})  Line 354    C++
     xul.dll!MessageLoop::DoWork()  Line 451 + 0x7 bytes    C++
     xul.dll!base::MessagePumpForUI::DoRunLoop()  Line 213 + 0x7 bytes    C++
     xul.dll!base::MessagePumpWin::RunWithDispatcher(base::MessagePump::Delegate * delegate=0x00000000, base::MessagePumpWin::Dispatcher * dispatcher=0x0012f9d8)  Line 54    C++
     xul.dll!base::MessagePumpWin::Run(base::MessagePump::Delegate * delegate=0x0012fe80)  Line 78 + 0xc bytes    C++
     xul.dll!MessageLoop::RunInternal()  Line 219 + 0x9 bytes    C++
     xul.dll!MessageLoop::RunHandler()  + 0x1d792f bytes    C++
     xul.dll!MessageLoop::Run()  Line 177    C++
     xul.dll!XRE_InitChildProcess(int aArgc=10, char * * aArgv=0x008153d0, GeckoProcessType aProcess=GeckoProcessType_Plugin)  Line 519    C++
     plugin-container.exe!wmain(int argc=1, wchar_t * * argv=0x00801c00)  Line 128 + 0x33 bytes    C++
     plugin-container.exe!__tmainCRTStartup()  Line 591 + 0x19 bytes    C
     kernel32.dll!_BaseProcessStart at 4()  + 0x23 bytes

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