Bug 827238 - Fix an out-of-date comment in js/public/HashTable.h r=luke
Bug 827234 - Move Swap to js/public/Utility from js/src/jsutil.h. r=terrence
Bug 826951 - Compact hashtables if they're underloaded, instead of shrinking them by a factor of 2. r=luke
Bug 826515 - Occasionally GC DMD stacks. r=njn