https://bugs.webkit.org/show_bug.cgi?id=95610

Reviewed by Oliver Hunt.

Source/JavaScriptCore: 

Add better support for quickly accessing the indexed storage from bindings.

* runtime/JSObject.h:
(JSC::JSObject::tryGetIndexQuickly):
(JSObject):
(JSC::JSObject::getDirectIndex):
(JSC::JSObject::getIndex):

Source/WebCore: 

Fix all of the cases I found where we were using getIndexQuickly(), which was wrong
if we were in sparse mode.

* bindings/js/ArrayValue.cpp:
(WebCore::ArrayValue::get):
* bindings/js/JSBlobCustom.cpp:
(WebCore::JSBlobConstructor::constructJSBlob):
* bindings/js/JSCanvasRenderingContext2DCustom.cpp:
(WebCore::JSCanvasRenderingContext2D::setWebkitLineDash):
* bindings/js/JSDOMStringListCustom.cpp:
(WebCore::toDOMStringList):
* bindings/js/JSInspectorFrontendHostCustom.cpp:
(WebCore::populateContextMenuItems):
* bindings/js/JSWebSocketCustom.cpp:
(WebCore::JSWebSocketConstructor::constructJSWebSocket):
* bindings/js/ScriptValue.cpp:
(WebCore::jsToInspectorValue):
* bindings/js/SerializedScriptValue.cpp:
(CloneSerializer):
(WebCore::CloneSerializer::serialize):



git-svn-id: http://svn.webkit.org/repository/webkit/trunk@129574 268f45cc-cd09-0410-ab3c-d52691b4dbfc