[Webkit-unassigned] [Bug 30419] NPN_UserAgent leaks an NSString

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=30419





--- Comment #2 from Dan Webb <dwebb at google.com>  2009-10-21 16:07:30 PDT ---
I reproduced it in Monday's ToT WebKit build.

Stack trace of one of the leaked objects (from ObjectAlloc):
  21 Safari 0x2c92
  20 AppKit NSApplicationMain
  19 AppKit -[NSApplication run]
  18 Safari 0xc303
  17 AppKit -[NSApplication nextEventMatchingMask:untilDate:inMode:dequeue:]
  16 AppKit _DPSNextEvent
  15 HIToolbox BlockUntilNextEventMatchingListInMode
  14 HIToolbox ReceiveNextEventCommon
  13 HIToolbox RunCurrentEventLoopInMode
  12 CoreFoundation CFRunLoopRunInMode
  11 CoreFoundation CFRunLoopRunSpecific
  10 WebKit WebNetscapePluginEventHandlerCarbon::sendNullEvent()
/Users/dwebb/Keyhole-local/WebKit/WebKit/mac/Plugins/WebNetscapePluginEventHandlerCarbon.mm:124
   9 WebKit WebNetscapePluginEventHandlerCarbon::sendEvent(EventRecord*)
/Users/dwebb/Keyhole-local/WebKit/WebKit/mac/Plugins/WebNetscapePluginEventHandlerCarbon.mm:420
   8 WebKit -[WebNetscapePluginDocumentView sendEvent:isDrawRect:]
/Users/dwebb/Keyhole-local/WebKit/WebKit/mac/Plugins/WebNetscapePluginView.mm:672
   7 libnpgeplugin.dylib Private_HandleEvent(_NPP*, void*)
   6 libnpgeplugin.dylib nsPluginInstance::HandleEvent(void*)
scons-out/opt/obj/apps/earth/plugin/idlglue/staticglue/moz/plugin.cc:164
   5 libnpgeplugin.dylib GetNPSupportedModels(_NPP*, bool*, bool*, bool*)
   4 WebKit NPN_UserAgent
/Users/dwebb/Keyhole-local/WebKit/WebKit/mac/Plugins/npapi.mm:120
   3 Foundation -[NSCFString UTF8String]
   2 Foundation bytesInEncoding
   1 CoreFoundation __CFDataInit
   0 CoreFoundation _CFRuntimeCreateInstance


If you want to reproduce it using the Google Earth plugin, download the
installer from here, install it, and reload the page (might require Safari
restart):
<http://code.google.com/apis/earth/>

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