Fix of PhpStream write-seek-read sequence of operations on a single file (or fseek-fpassthru).
Fix of PhpStream write-seek-read sequence of operations on a single file (or fseek-fpassthru).

Originally checked in by DEVSENSE\Dan on 2012-03-02 21:26:45.797 as Changeset 2517

git-tfs-id: [https://devsense.visualstudio.com/DefaultCollection]$/Phalanger/Main;C6549

kendallb/Phalanger,kendallb/Phalanger,kendallb/Phalanger,kendallb/Phalanger,diddledan/Phalanger,DEVSENSE/Phalanger,diddledan/Phalanger,diddledan/Phalanger,DEVSENSE/Phalanger,diddledan/Phalanger,DEVSENSE/Phalanger,kendallb/Phalanger,DEVSENSE/Phalanger,kendallb/Phalanger,DEVSENSE/Phalanger,DEVSENSE/Phalanger,diddledan/Phalanger