remove pre-Chrome 29 work-around, as Chrome 29 has been released

Author: johanneswilm

book.js

@@ -2142,12 +2142,6 @@
             flowObject.checkAllEscapeReferencePagesPlacements();
         };
 
-        /* REMOVE AFTER CHROME 29 COMES OUT */
-        // If using a chrome version lower than 29, use a mutation watcher
-        if (parseInt(window.navigator.appVersion.match(/Chrome\/(\d+)\./)[1], 10)<29) {
-            flowObject.namedFlow.addEventListener("webkitregionlayoutupdate", checkOverset);
-        }
-        /* END REMOVE AFTER CHROME 29 COMES OUT */
 
         flowObject.namedFlow.addEventListener("webkitregionoversetchange", checkOverset);