hasSingleOwnerNode 81 Source/core/css/StyleSheetContents.h bool hasSingleOwnerNode() const; hasSingleOwnerNode 158 Source/core/css/invalidation/StyleSheetInvalidationAnalysis.cpp if (styleSheetContents->hasSingleOwnerNode()) { hasSingleOwnerNode 752 Source/core/frame/UseCounter.cpp if (sheetContents && sheetContents->hasSingleOwnerNode())