[Webkit-unassigned] [Bug 85886] New: [GTK] Memory leak in DRT EventSender.cpp

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=85886

           Summary: [GTK] Memory leak in DRT EventSender.cpp
           Product: WebKit
           Version: 528+ (Nightly build)
          Platform: Unspecified
        OS/Version: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: WebKit Gtk
        AssignedTo: webkit-unassigned at lists.webkit.org
        ReportedBy: naginenis at gmail.com


Valgrind report a memory leak inside the gdkModifersFromJSValue(). It seems JSString created with JSStringCreateWithUTF8CString needs to be released.

==19010== 240 bytes in 20 blocks are indirectly lost in loss record 10,113 of 11,527
==19010==    at 0x4C2AC27: operator new[](unsigned long) (in /usr/lib/valgrind/vgpreload_memcheck-amd64-linux.so)
==19010==    by 0x5219944: OpaqueJSString::OpaqueJSString(unsigned short const*, unsigned int) (OpaqueJSString.h:69)
==19010==    by 0x5219881: OpaqueJSString::create(unsigned short const*, unsigned int) (OpaqueJSString.h:46)
==19010==    by 0x5219581: JSStringCreateWithUTF8CString (JSStringRef.cpp:50)
==19010==    by 0x4635E1: gdkModifersFromJSValue(OpaqueJSContext const*, OpaqueJSValue const*) (EventSender.cpp:301)
==19010==    by 0x4647DC: createKeyPressEvent(OpaqueJSContext const*, unsigned long, OpaqueJSValue const* const*, OpaqueJSValue const**) (EventSender.cpp:622)
==19010==    by 0x464F30: keyDownCallback(OpaqueJSContext const*, OpaqueJSValue*, OpaqueJSValue*, unsigned long, OpaqueJSValue const* const*, OpaqueJSValue const**) (EventSender.cpp:760)
==19010==    by 0x51FBA93: JSC::JSCallbackFunction::call(JSC::ExecState*) (JSCallbackFunction.cpp:73)
==19010==    by 0x53874C9: cti_op_call_NotJSFunction (JITStubs.cpp:2312)
==19010==    by 0x5382C7B: JSC::JITThunks::tryCacheGetByID(JSC::ExecState*, JSC::CodeBlock*, JSC::ReturnAddressPtr, JSC::JSValue, JSC::Identifier const&, JSC::PropertySlot const&, JSC::StructureStubInfo*)
==19010==    by 0x7FEFFDF8F: ???

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