PartSliderThumb   209 Source/core/rendering/RenderThemeChromiumDefault.cpp     IntSize size = blink::Platform::current()->themeEngine()->getSize(blink::WebThemeEngine::PartSliderThumb);
PartSliderThumb   464 Source/core/rendering/RenderThemeChromiumDefault.cpp     blink::Platform::current()->themeEngine()->paint(canvas, blink::WebThemeEngine::PartSliderThumb, getWebThemeState(this, o), blink::WebRect(unzoomedRect), &extraParams);