groupLabelText    152 Source/core/accessibility/AXListBoxOption.cpp         return toHTMLOptGroupElement(m_optionElement)->groupLabelText();
groupLabelText     40 Source/core/html/HTMLOptGroupElement.h     String groupLabelText() const;
groupLabelText    135 Source/core/rendering/RenderListBox.cpp                 text = toHTMLOptGroupElement(*element).groupLabelText();
groupLabelText    425 Source/core/rendering/RenderListBox.cpp         itemText = toHTMLOptGroupElement(*element).groupLabelText();
groupLabelText    401 Source/core/rendering/RenderMenuList.cpp         itemString = toHTMLOptGroupElement(*element).groupLabelText();