DefaultBackgroundColor  468 Source/core/rendering/RenderMenuList.cpp         itemHasCustomBackgroundColor ? PopupMenuStyle::CustomBackgroundColor : PopupMenuStyle::DefaultBackgroundColor) : menuStyle();
DefaultBackgroundColor   39 Source/platform/PopupMenuStyle.h     PopupMenuStyle(const Color& foreground, const Color& background, const Font& font, bool visible, bool isDisplayNone, Length textIndent, TextDirection textDirection, bool hasTextDirectionOverride, BackgroundColorType backgroundColorType = DefaultBackgroundColor)
DefaultBackgroundColor  406 Source/web/PopupListBox.cpp         if (style.backgroundColorType() == PopupMenuStyle::DefaultBackgroundColor && RenderTheme::theme().systemColor(CSSValueButtonface) == backColor)