Bug 1004363 - SpiderMonkey: Eliminate unused functions. r=mjrosenb
Bug 1004363 - IonMonkey: Add a toControlInstruction helper function. r=mjrosenb
Bug 1004363 - IonMonkey: Implement congruentTo for more classes. r=mjrosenb
Bug 1004363 - IonMonkey: Assert dominator tree consistency. r=mjrosenb
Bug 1004363 - IonMonkey: Use entryBlock() instead of begin() for tidiness. r=mjrosenb
Bug 1004363 - IonMonkey: Replace a bug number comment with an actual explanatory comment. r=mjrosenb