NEW138570
Object.hasOwnProperty should be more efficient when the property name is not an AtomicString. 
https://bugs.webkit.org/show_bug.cgi?id=138570
Summary Object.hasOwnProperty should be more efficient when the property name is not ...
Andreas Kling
Reported 2014-11-10 11:47:26 PST
Use JSString::toExistingAtomicString() to avoid churning the AtomicString table in case the property name being looked up isn't already present. Add an early return in case it's not an existing AtomicString, since that also guarantees the string is not an existing own property name.
Attachments
Patch (2.15 KB, patch)
2014-11-10 11:48 PST, Andreas Kling 		no flags
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Andreas Kling
Comment 1 2014-11-10 11:48:10 PST
Created attachment 241294 [details] Patch
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