WebKit JIT - Int32Double Arrays can have Proxy Objects in the Prototype Chains

WebKit JIT - Int32Double Arrays can have Proxy Objects in the Prototype Chains didBecomePrototype; if structurevm-hasMonoProto DeferredStructureTransitionWatchpointFire deferredvm, structurevm; Structure newStructure = Structure::changePrototypeTransitionvm, structurevm, prototype, deferred;...