ColumnHeaderRole   74 Source/core/accessibility/AXObject.cpp         { "columnheader", ColumnHeaderRole },
ColumnHeaderRole   85 Source/core/accessibility/AXTableColumn.cpp             if (cell->ariaRoleAttribute() == ColumnHeaderRole)
ColumnHeaderRole  182 Source/web/AssertMatchingEnums.cpp COMPILE_ASSERT_MATCHING_ENUM(WebAXRoleColumnHeader, ColumnHeaderRole);