Override size to avoid traversing iterator.
Override size to avoid traversing iterator.

kevinmeredith/spire,adampingel/spire,siddhartha-gadgil/spire,codeaudit/spire,tixxit/spire,rklaehn/spire,guersam/spire,AlecZorab/spire,tixxit/spire,codeaudit/spire,adampingel/spire,AlecZorab/spire,JackSullivan/spire,siddhartha-gadgil/spire,kevinmeredith/spire,non/spire,JackSullivan/spire,guersam/spire,non/spire,rklaehn/spire