BACKDROP          177 Source/core/css/CSSSelector.cpp         return BACKDROP;
BACKDROP           45 Source/core/css/PseudoStyleRequest.h         return parentStyle && pseudoId != BACKDROP;
BACKDROP          147 Source/core/css/resolver/StyleAdjuster.cpp     return (element && element->isInTopLayer()) || (style && style->styleType() == BACKDROP);
BACKDROP          817 Source/core/css/resolver/StyleResolver.cpp     if (pseudoId == BACKDROP && !parent.isInTopLayer())
BACKDROP         1394 Source/core/dom/Element.cpp     createPseudoElementIfNeeded(BACKDROP);
BACKDROP         1655 Source/core/dom/Element.cpp     updatePseudoElement(BACKDROP, change);
BACKDROP         2597 Source/core/dom/Element.cpp     if (pseudoId == BACKDROP)
BACKDROP          180 Source/core/dom/ElementRareData.h     setPseudoElement(BACKDROP, nullptr);
BACKDROP          196 Source/core/dom/ElementRareData.h     case BACKDROP:
BACKDROP          213 Source/core/dom/ElementRareData.h     case BACKDROP:
BACKDROP           67 Source/core/dom/PseudoElement.h     return style && style->display() != NONE && (style->styleType() == BACKDROP || style->contentData());
BACKDROP           92 Source/core/rendering/style/RenderStyleConstants.h     PSEUDO_ELEMENT_MASK = (1 << (BEFORE - 1)) | (1 << (AFTER - 1)) | (1 << (BACKDROP - 1))