[Webkit-unassigned] [Bug 141564] New: Memory leak from webkit_web_policy_decision_new()

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=141564

            Bug ID: 141564
           Summary: Memory leak from webkit_web_policy_decision_new()
    Classification: Unclassified
           Product: WebKit
           Version: 528+ (Nightly build)
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: WebKit Misc.
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: mcrha at redhat.com

I just noticed this memory leak warning when just running and closing wk-leaks.c from bug #118788 comment #5.

==8716== 8 bytes in 1 blocks are definitely lost in loss record 462 of 9,467
==8716==    at 0x4A070D7: operator new(unsigned long) (in /usr/lib64/valgrind/vgpreload_memcheck-amd64-linux.so)
==8716==    by 0x5A49A4D: std::_Function_base::_Base_manager<WebCore::PolicyChecker::checkNavigationPolicy(WebCore::ResourceRequest const&, WebCore::DocumentLoader*, WTF::PassRefPtr<WebCore::FormState>, std::function<void (WebCore::ResourceRequest const&, WTF::PassRefPtr<WebCore::FormState>, bool)>)::{lambda(WebCore::PolicyAction)#1}>::_M_clone(std::_Any_data&, std::_Function_base::_Base_manager<WebCore::PolicyChecker::checkNavigationPolicy(WebCore::ResourceRequest const&, WebCore::DocumentLoader*, WTF::PassRefPtr<WebCore::FormState>, std::function<void (WebCore::ResourceRequest const&, WTF::PassRefPtr<WebCore::FormState>, bool)>)::{lambda(WebCore::PolicyAction)#1}> const&, std::integral_constant<bool, false>) (functional:1878)
==8716==    by 0x5A49750: std::_Function_base::_Base_manager<WebCore::PolicyChecker::checkNavigationPolicy(WebCore::ResourceRequest const&, WebCore::DocumentLoader*, WTF::PassRefPtr<WebCore::FormState>, std::function<void (WebCore::ResourceRequest const&, WTF::PassRefPtr<WebCore::FormState>, bool)>)::{lambda(WebCore::PolicyAction)#1}>::_M_manager(std::_Any_data&, std::_Function_base::_Base_manager<WebCore::PolicyChecker::checkNavigationPolicy(WebCore::ResourceRequest const&, WebCore::DocumentLoader*, WTF::PassRefPtr<WebCore::FormState>, std::function<void (WebCore::ResourceRequest const&, WTF::PassRefPtr<WebCore::FormState>, bool)>)::{lambda(WebCore::PolicyAction)#1}> const&, std::_Manager_operation) (functional:1914)
==8716==    by 0x5118AF1: std::function<void (WebCore::PolicyAction)>::function(std::function<void (WebCore::PolicyAction)> const&) (functional:2412)
==8716==    by 0x513FB98: std::function<void (WebCore::PolicyAction)>::operator=(std::function<void (WebCore::PolicyAction)> const&) (functional:2243)
==8716==    by 0x513F883: webkit_web_policy_decision_new (webkitwebpolicydecision.cpp:67)
==8716==    by 0x5113D06: WebKit::FrameLoaderClient::dispatchDecidePolicyForNavigationAction(WebCore::NavigationAction const&, WebCore::ResourceRequest const&, WTF::PassRefPtr<WebCore::FormState>, std::function<void (WebCore::PolicyAction)>) (FrameLoaderClientGtk.cpp:446)
==8716==    by 0x5A48B2B: WebCore::PolicyChecker::checkNavigationPolicy(WebCore::ResourceRequest const&, WebCore::DocumentLoader*, WTF::PassRefPtr<WebCore::FormState>, std::function<void (WebCore::ResourceRequest const&, WTF::PassRefPtr<WebCore::FormState>, bool)>) (PolicyChecker.cpp:124)
==8716==    by 0x5A12713: WebCore::FrameLoader::loadWithDocumentLoader(WebCore::DocumentLoader*, WebCore::FrameLoadType, WTF::PassRefPtr<WebCore::FormState>) (FrameLoader.cpp:1489)
==8716==    by 0x5A12052: WebCore::FrameLoader::load(WebCore::DocumentLoader*) (FrameLoader.cpp:1425)
==8716==    by 0x5A11B69: WebCore::FrameLoader::load(WebCore::FrameLoadRequest const&) (FrameLoader.cpp:1375)
==8716==    by 0x5139C26: webkit_web_frame_load_data(_WebKitWebFrame*, char const*, char const*, char const*, char const*, char const*) (webkitwebframe.cpp:699)
==8716==    by 0x5139D76: webkit_web_frame_load_string (webkitwebframe.cpp:724)
==8716==    by 0x51503B2: webkit_web_view_load_string (webkitwebview.cpp:4332)
==8716==    by 0x40245F: load_page (wk-leaks.c:280)
==8716==    by 0x4025C2: main (wk-leaks.c:313)

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