Add missing FrameState for Runtime_DeliverObservationChangeRecords.

src/compiler/linkage.cc

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/code-stubs.h"
 #include "src/compiler.h"
 #include "src/compiler/linkage.h"
 #include "src/compiler/node.h"
 #include "src/compiler/pipeline.h"
 #include "src/scopes.h"
@@ skipping 137 matching lines @@
     case Runtime::kDataViewGetFloat32:
     case Runtime::kDataViewGetFloat64:
     case Runtime::kDebugEvaluate:
     case Runtime::kDebugEvaluateGlobal:
     case Runtime::kDebugGetLoadedScripts:
     case Runtime::kDebugGetPropertyDetails:
     case Runtime::kDebugPromiseEvent:
     case Runtime::kDefineAccessorPropertyUnchecked:
     case Runtime::kDefineDataPropertyUnchecked:
     case Runtime::kDeleteProperty:
+    case Runtime::kDeliverObservationChangeRecords:
     case Runtime::kDeoptimizeFunction:
     case Runtime::kFunctionBindArguments:
     case Runtime::kGetDefaultReceiver:
     case Runtime::kGetFrameCount:
     case Runtime::kGetOwnProperty:
     case Runtime::kGetOwnPropertyNames:
     case Runtime::kGetPropertyNamesFast:
     case Runtime::kGetPrototype:
     case Runtime::kInlineArguments:
     case Runtime::kInlineCallFunction:
@@ skipping 89 matching lines @@
 
 CallDescriptor* Linkage::GetSimplifiedCDescriptor(Zone* zone,
                                                   MachineSignature* sig) {
   UNIMPLEMENTED();
   return NULL;
 }
 #endif  // !V8_TURBOFAN_BACKEND
 }
 }
 }  // namespace v8::internal::compiler