BufferSeekForward  113 src/scanner-character-streams.cc   return BufferSeekForward(delta);
BufferSeekForward   54 src/scanner-character-streams.h   virtual unsigned BufferSeekForward(unsigned delta) = 0;
BufferSeekForward   71 src/scanner-character-streams.h   virtual unsigned BufferSeekForward(unsigned delta);
BufferSeekForward   87 src/scanner-character-streams.h   virtual unsigned BufferSeekForward(unsigned delta);