226 void DesktopRegion::IntersectRows(const RowSpanSet& set1,  in IntersectRows()
227                                   const RowSpanSet& set2,  in IntersectRows()
228                                   RowSpanSet* output) {  in IntersectRows()
229   RowSpanSet::const_iterator it1 = set1.begin();  in IntersectRows()
230   RowSpanSet::const_iterator end1 = set1.end();  in IntersectRows()
231   RowSpanSet::const_iterator it2 = set2.begin();  in IntersectRows()
232   RowSpanSet::const_iterator end2 = set2.end();  in IntersectRows()
336     RowSpanSet new_spans;  in Subtract()
381       for (RowSpanSet::iterator span = row->spans.begin();  in Translate()
421   RowSpanSet::iterator start = std::lower_bound(  in AddSpanToRow()
426   RowSpanSet::iterator end =  in AddSpanToRow()
461   RowSpanSet::const_iterator it = std::lower_bound(  in IsSpanInRow()
467 void DesktopRegion::SubtractRows(const RowSpanSet& set_a,  in SubtractRows()
468                                  const RowSpanSet& set_b,  in SubtractRows()
469                                  RowSpanSet* output) {  in SubtractRows()
472   RowSpanSet::const_iterator it_b = set_b.begin();  in SubtractRows()
476   for (RowSpanSet::const_iterator it_a = set_a.begin(); it_a != set_a.end();  in SubtractRows()