[runtime] Support Proxy setPrototypeOf trap

src/ast/prettyprinter.h

Index: src/ast/prettyprinter.h
diff --git a/src/ast/prettyprinter.h b/src/ast/prettyprinter.h
index 808f702c4d5776af9c3da4f6bb0c92eeddc82eb1..27d37d078374146593e048290750fdeb26f8bba7 100644
--- a/src/ast/prettyprinter.h
+++ b/src/ast/prettyprinter.h
@@ -50,7 +50,7 @@ class CallPrinter : public AstVisitor {
 
 #ifdef DEBUG
 
-class PrettyPrinter: public AstVisitor {
+class PrettyPrinter : public AstVisitor {
  public:
   explicit PrettyPrinter(Isolate* isolate);
   virtual ~PrettyPrinter();
@@ -66,15 +66,15 @@ class PrettyPrinter: public AstVisitor {
   // Print a node to stdout.
   static void PrintOut(Isolate* isolate, AstNode* node);
 
-  // Individual nodes
+// Individual nodes
 #define DECLARE_VISIT(type) void Visit##type(type* node) override;
   AST_NODE_LIST(DECLARE_VISIT)
 #undef DECLARE_VISIT
 
  private:
   char* output_;  // output string buffer
-  int size_;  // output_ size
-  int pos_;  // current printing position
+  int size_;      // output_ size
+  int pos_;       // current printing position
 
  protected:
   void Init();
@@ -96,14 +96,14 @@ class PrettyPrinter: public AstVisitor {
 
 
 // Prints the AST structure
-class AstPrinter: public PrettyPrinter {
+class AstPrinter : public PrettyPrinter {
  public:
   explicit AstPrinter(Isolate* isolate);
   virtual ~AstPrinter();
 
   const char* PrintProgram(FunctionLiteral* program);
 
-  // Individual nodes
+// Individual nodes
 #define DECLARE_VISIT(type) virtual void Visit##type(type* node);
   AST_NODE_LIST(DECLARE_VISIT)
 #undef DECLARE_VISIT
@@ -119,8 +119,7 @@ class AstPrinter: public PrettyPrinter {
   void PrintArguments(ZoneList<Expression*>* arguments);
   void PrintCaseClause(CaseClause* clause);
   void PrintLiteralIndented(const char* info, Handle<Object> value, bool quote);
-  void PrintLiteralWithModeIndented(const char* info,
-                                    Variable* var,
+  void PrintLiteralWithModeIndented(const char* info, Variable* var,
                                     Handle<Object> value);
   void PrintLabelsIndented(ZoneList<const AstRawString*>* labels);
   void PrintProperties(ZoneList<ObjectLiteral::Property*>* properties);