[runtime] Support Proxy setPrototypeOf trap

src/ast/scopeinfo.h

 // Copyright 2011 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_SCOPEINFO_H_
 #define V8_AST_SCOPEINFO_H_
 
 #include "src/allocation.h"
 #include "src/ast/modules.h"
 #include "src/ast/variables.h"
@@ skipping 90 matching lines @@
   };
 
   Key keys_[kLength];
   uint32_t values_[kLength];
 
   friend class Isolate;
   DISALLOW_COPY_AND_ASSIGN(ContextSlotCache);
 };
 
 
-
-
 //---------------------------------------------------------------------------
 // Auxiliary class used for the description of module instances.
 // Used by Runtime_DeclareModules.
 
-class ModuleInfo: public FixedArray {
+class ModuleInfo : public FixedArray {
  public:
   static ModuleInfo* cast(Object* description) {
     return static_cast<ModuleInfo*>(FixedArray::cast(description));
   }
 
   static Handle<ModuleInfo> Create(Isolate* isolate,
                                    ModuleDescriptor* descriptor, Scope* scope);
 
   // Index of module's context in host context.
   int host_index() { return Smi::cast(get(HOST_OFFSET))->value(); }
@@ skipping 38 matching lines @@
   void set_index(int i, int index) {
     set(index_offset(i), Smi::FromInt(index));
   }
 };
 
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_AST_SCOPEINFO_H_