thread isolate for files starting with 'b' and 'c'

src/contexts.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 352 matching lines @@
 
   JSModule* module() { return JSModule::cast(get(EXTENSION_INDEX)); }
   void set_module(JSModule* module) { set(EXTENSION_INDEX, module); }
 
   // Get the context where var declarations will be hoisted to, which
   // may be the context itself.
   Context* declaration_context();
 
   GlobalObject* global_object() {
     Object* result = get(GLOBAL_OBJECT_INDEX);
-    ASSERT(IsBootstrappingOrGlobalObject(result));
+    ASSERT(IsBootstrappingOrGlobalObject(this->GetIsolate(), result));
     return reinterpret_cast<GlobalObject*>(result);
   }
   void set_global_object(GlobalObject* object) {
     set(GLOBAL_OBJECT_INDEX, object);
   }
 
   // Returns a JSGlobalProxy object or null.
   JSObject* global_proxy();
   void set_global_proxy(JSObject* global);
 
@@ skipping 117 matching lines @@
       kHeaderSize + FIRST_WEAK_SLOT * kPointerSize,
       kSize> MarkCompactBodyDescriptor;
 
  private:
   // Unchecked access to the slots.
   Object* unchecked_previous() { return get(PREVIOUS_INDEX); }
 
 #ifdef DEBUG
   // Bootstrapping-aware type checks.
   static bool IsBootstrappingOrValidParentContext(Object* object, Context* kid);
-  static bool IsBootstrappingOrGlobalObject(Object* object);
+  static bool IsBootstrappingOrGlobalObject(Isolate* isolate, Object* object);
 #endif
 
   STATIC_CHECK(kHeaderSize == Internals::kContextHeaderSize);
   STATIC_CHECK(EMBEDDER_DATA_INDEX == Internals::kContextEmbedderDataIndex);
 };
 
 } }  // namespace v8::internal
 
 #endif  // V8_CONTEXTS_H_