scrolls (fix reverse inputs) r=aaronleventhal sr=neil a=aaronleventhal git-svn-id: svn://10.0.0.236/branches/MOZILLA_1_8_BRANCH@196644 18797224-902f-48f8-a5cc-f745e15eee43
scrolls (fix reverse inputs) r=aaronleventhal sr=neil a=aaronleventhal git-svn-id: svn://10.0.0.236/branches/MOZILLA_1_8_BRANCH@196644 18797224-902f-48f8-a5cc-f745e15eee43