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darin@apple.com authored
Reviewed by Adele Peterson. Bug 24477: REGRESSION (r41467): Page Down key scrolls two pages https://bugs.webkit.org/show_bug.cgi?id=24477 rdar://problem/6674184 * WebView/WebHTMLView.mm: (responderChainRespondsToSelector): Added. (-[WebHTMLView doCommandBySelector:]): Set eventWasHandled based on whether we can find a responder that responds to this selector rather than always assuming the selector will not be handled. git-svn-id: http://svn.webkit.org/repository/webkit/trunk@41793 268f45cc-cd09-0410-ab3c-d52691b4dbfc
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