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hyatt@apple.com authored
Fix over-invalidation of native scrollbars. Reviewed by Oliver Hunt * platform/Scrollbar.h: (WebCore::Scrollbar::styleChanged): * platform/mac/ScrollbarThemeMac.mm: (+[ScrollbarPrefsObserver appearancePrefsChanged:]): * rendering/RenderScrollbar.cpp: (WebCore::RenderScrollbar::styleChanged): git-svn-id: http://svn.webkit.org/repository/webkit/trunk@37577 268f45cc-cd09-0410-ab3c-d52691b4dbfc
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