Source/core/events/EventTarget.cpp - Issue 539453002: Crashed at ImageEventListener::cast & ConditionEventListener::cast

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Unified Diff: Source/core/events/EventTarget.cpp

Issue 539453002: Crashed at ImageEventListener::cast & ConditionEventListener::cast (Closed) Base URL: https://chromium.googlesource.com/chromium/blink.git@master

Patch Set: Created 6 years, 3 months ago

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« LayoutTests/fast/images/image-document-remove-listener.html ('K') | « LayoutTests/fast/images/image-document-remove-listener-expected.txt ('k') | Source/core/events/RegisteredEventListener.h » ('j') | no next file with comments »
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Index: Source/core/events/EventTarget.cpp

diff --git a/Source/core/events/EventTarget.cpp b/Source/core/events/EventTarget.cpp

index 61084c36208b4a678a6ef7a595ddd771cad24473..c341ece47ad271aa4434fb08cd67bc2ffb71a320 100644

--- a/Source/core/events/EventTarget.cpp

+++ b/Source/core/events/EventTarget.cpp

@@ -108,6 +108,11 @@ bool EventTarget::addEventListener(const AtomicString& eventType, PassRefPtr<Eve

bool EventTarget::removeEventListener(const AtomicString& eventType, PassRefPtr<EventListener> listener, bool useCapture)

{

+ // FIXME: listener null check should throw TypeError (and be done in

+ // generated bindings), but breaks legacy content. http://crbug.com/249598

+ if (!listener)

+ return false;

EventTargetData* d = eventTargetData();

if (!d)

return false;