87   struct Change {  struct
92       bool operator()(const Change &C1, const Change &C2) const;  argument
98     Change() {}  in Change()  function
116     // Changes might be in the middle of a token, so we cannot just keep the  argument
118     SourceRange OriginalWhitespaceRange;
119     unsigned StartOfTokenColumn;
120     unsigned NewlinesBefore;
121     std::string PreviousLinePostfix;
122     std::string CurrentLinePrefix;
127     tok::TokenKind Kind;
128     bool ContinuesPPDirective;
153     // If this Change represents a continuation of a block comment,  argument
158     const Change *StartOfBlockComment;  argument
167   /// \brief Align trailing comments over all \c Changes.  argument