Reduce number of scope() accesses

src/parsing/preparser.h

Index: src/parsing/preparser.h
diff --git a/src/parsing/preparser.h b/src/parsing/preparser.h
index cea907fbe8062645ba8ea7b92e686d84bf27d535..4e2037deb2f2d92e5a28b49581fcfe369f278954 100644
--- a/src/parsing/preparser.h
+++ b/src/parsing/preparser.h
@@ -801,31 +801,27 @@ class PreParserTraits {
     return PreParserIdentifier::Default();
   }
 
-  static PreParserExpression ThisExpression(Scope* scope,
-                                            PreParserFactory* factory,
+  static PreParserExpression ThisExpression(PreParserFactory* factory,
                                             int pos) {
     return PreParserExpression::This();
   }
 
   static PreParserExpression NewSuperPropertyReference(
-      Scope* scope, PreParserFactory* factory, int pos) {
+      PreParserFactory* factory, int pos) {
     return PreParserExpression::Default();
   }
 
-  static PreParserExpression NewSuperCallReference(Scope* scope,
-                                                   PreParserFactory* factory,
+  static PreParserExpression NewSuperCallReference(PreParserFactory* factory,
                                                    int pos) {
     return PreParserExpression::SuperCallReference();
   }
 
-  static PreParserExpression NewTargetExpression(Scope* scope,
-                                                 PreParserFactory* factory,
+  static PreParserExpression NewTargetExpression(PreParserFactory* factory,
                                                  int pos) {
     return PreParserExpression::Default();
   }
 
-  static PreParserExpression FunctionSentExpression(Scope* scope,
-                                                    PreParserFactory* factory,
+  static PreParserExpression FunctionSentExpression(PreParserFactory* factory,
                                                     int pos) {
     return PreParserExpression::Default();
   }
@@ -838,7 +834,7 @@ class PreParserTraits {
 
   static PreParserExpression ExpressionFromIdentifier(
       PreParserIdentifier name, int start_position, int end_position,
-      Scope* scope, PreParserFactory* factory) {
+      PreParserFactory* factory) {
     return PreParserExpression::FromIdentifier(name);
   }