belongsTo          45 Source/core/editing/CompositeEditCommand.h     virtual bool belongsTo(const LocalFrame&) const OVERRIDE;
belongsTo          82 Source/core/editing/UndoStack.cpp         if (!step->belongsTo(frame))
belongsTo          45 Source/core/editing/UndoStep.h     virtual bool belongsTo(const LocalFrame&) const = 0;