ChangeObserver     59 Source/core/editing/FrameSelection.h class FrameSelection FINAL : public VisibleSelection::ChangeObserver, private CaretBase {
ChangeObserver    737 Source/core/editing/VisibleSelection.cpp VisibleSelection::ChangeObserver::ChangeObserver()
ChangeObserver    741 Source/core/editing/VisibleSelection.cpp VisibleSelection::ChangeObserver::~ChangeObserver()
ChangeObserver    745 Source/core/editing/VisibleSelection.cpp void VisibleSelection::setChangeObserver(ChangeObserver& observer)
ChangeObserver    119 Source/core/editing/VisibleSelection.h     class ChangeObserver {
ChangeObserver    120 Source/core/editing/VisibleSelection.h         WTF_MAKE_NONCOPYABLE(ChangeObserver);
ChangeObserver    122 Source/core/editing/VisibleSelection.h         ChangeObserver();
ChangeObserver    123 Source/core/editing/VisibleSelection.h         virtual ~ChangeObserver();
ChangeObserver    127 Source/core/editing/VisibleSelection.h     void setChangeObserver(ChangeObserver&);
ChangeObserver    159 Source/core/editing/VisibleSelection.h     ChangeObserver* m_changeObserver;