[runtime] Handle Exceptions from Indexed- and NamedInterceptor

src/objects.cc

 // Copyright 2013 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/objects.h"
 
 #include <cmath>
 #include <iomanip>
 #include <sstream>
 
@@ skipping 7775 matching lines @@
     JSObject::CollectOwnElementKeys(current, &accumulator,
                                     static_cast<PropertyAttributes>(DONT_ENUM));
 
     // Add the element keys from the interceptor.
     if (current->HasIndexedInterceptor()) {
       Handle<JSObject> result;
       if (JSObject::GetKeysForIndexedInterceptor(current, object)
               .ToHandle(&result)) {
         accumulator.AddElementKeysFromInterceptor(result);
       }
+      RETURN_EXCEPTION_IF_SCHEDULED_EXCEPTION(isolate, FixedArray);
     }
 
     if (filter == SKIP_SYMBOLS) {
       // We can cache the computed property keys if access checks are
       // not needed and no interceptors are involved.
       //
       // We do not use the cache if the object has elements and
       // therefore it does not make sense to cache the property names
       // for arguments objects.  Arguments objects will always have
       // elements.
@@ skipping 16 matching lines @@
       JSObject::CollectOwnElementKeys(current, &accumulator, attr_filter);
     }
 
     // Add the property keys from the interceptor.
     if (current->HasNamedInterceptor()) {
       Handle<JSObject> result;
       if (JSObject::GetKeysForNamedInterceptor(current, object)
               .ToHandle(&result)) {
         accumulator.AddKeys(result);
       }
+      RETURN_EXCEPTION_IF_SCHEDULED_EXCEPTION(isolate, FixedArray);
     }
   }
 
   Handle<FixedArray> keys = accumulator.GetKeys(getConversion);
   DCHECK(ContainsOnlyValidKeys(keys));
   return keys;
 }
 
 
 bool Map::DictionaryElementsInPrototypeChainOnly() {
@@ skipping 10008 matching lines @@
   if (cell->value() != *new_value) {
     cell->set_value(*new_value);
     Isolate* isolate = cell->GetIsolate();
     cell->dependent_code()->DeoptimizeDependentCodeGroup(
         isolate, DependentCode::kPropertyCellChangedGroup);
   }
 }
 
 }  // namespace internal
 }  // namespace v8