implementation    925 Source/bindings/templates/interface.cpp        the implementation straight out of the Window prototype, regardless of
implementation   1146 Source/core/dom/Document.cpp     if (!implementation().hasFeature("XML", String())) {
implementation   1161 Source/core/dom/Document.cpp     if (!implementation().hasFeature("XML", String())) {
implementation    303 Source/core/dom/Document.h     DOMImplementation& implementation();