[runtime] pass in the Isolate into SearchWithCache

src/objects-inl.h

 // Copyright 2012 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.
 //
 // Review notes:
 //
 // - The use of macros in these inline functions may seem superfluous
 // but it is absolutely needed to make sure gcc generates optimal
 // code. gcc is not happy when attempting to inline too deep.
 //
@@ skipping 2632 matching lines @@
   // Slow case: perform binary search.
   return BinarySearch<search_mode>(array, name, 0, nof - 1, valid_entries,
                                    out_insertion_index);
 }
 
 
 int DescriptorArray::Search(Name* name, int valid_descriptors) {
   return internal::Search<VALID_ENTRIES>(this, name, valid_descriptors, NULL);
 }
 
-
-int DescriptorArray::SearchWithCache(Name* name, Map* map) {
+int DescriptorArray::SearchWithCache(Isolate* isolate, Name* name, Map* map) {
   int number_of_own_descriptors = map->NumberOfOwnDescriptors();
   if (number_of_own_descriptors == 0) return kNotFound;
 
-  DescriptorLookupCache* cache = GetIsolate()->descriptor_lookup_cache();
+  DescriptorLookupCache* cache = isolate->descriptor_lookup_cache();
   int number = cache->Lookup(map, name);
 
   if (number == DescriptorLookupCache::kAbsent) {
     number = Search(name, number_of_own_descriptors);
     cache->Update(map, name, number);
   }
 
   return number;
 }
 
@@ skipping 5004 matching lines @@
 #undef WRITE_INT64_FIELD
 #undef READ_BYTE_FIELD
 #undef WRITE_BYTE_FIELD
 #undef NOBARRIER_READ_BYTE_FIELD
 #undef NOBARRIER_WRITE_BYTE_FIELD
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_OBJECTS_INL_H_