[runtime] Support Proxy setPrototypeOf trap

src/ast/modules.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.
 
 #ifndef V8_AST_MODULES_H_
 #define V8_AST_MODULES_H_
 
 #include "src/zone.h"
 
 namespace v8 {
@@ skipping 92 matching lines @@
   // ---------------------------------------------------------------------------
   // Implementation.
  private:
   explicit ModuleDescriptor(Zone* zone)
       : frozen_(false),
         exports_(NULL),
         requested_modules_(1, zone),
         index_(-1) {}
 
   bool frozen_;
-  ZoneHashMap* exports_;   // Module exports and their types (allocated lazily)
+  ZoneHashMap* exports_;  // Module exports and their types (allocated lazily)
   ZoneList<const AstRawString*> requested_modules_;
   int index_;
 };
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_AST_MODULES_H_