Remove unnecessary ClassLiteral name member and simplify Function.name handling

src/ast/prettyprinter.cc

Index: src/ast/prettyprinter.cc
diff --git a/src/ast/prettyprinter.cc b/src/ast/prettyprinter.cc
index 1f6b8c31debb8376d3aff273ab6c7d8e40b0fed7..d9d8a12a94a4ed861948fa0f9d98c66e9ae77c65 100644
--- a/src/ast/prettyprinter.cc
+++ b/src/ast/prettyprinter.cc
@@ -719,7 +719,7 @@ void PrettyPrinter::VisitFunctionLiteral(FunctionLiteral* node) {
 
 void PrettyPrinter::VisitClassLiteral(ClassLiteral* node) {
   Print("(class ");
-  PrintLiteral(node->name(), false);
+  PrintLiteral(node->constructor()->name(), false);
   if (node->extends()) {
     Print(" extends ");
     Visit(node->extends());
@@ -1429,9 +1429,7 @@ void AstPrinter::VisitFunctionLiteral(FunctionLiteral* node) {
 
 void AstPrinter::VisitClassLiteral(ClassLiteral* node) {
   IndentedScope indent(this, "CLASS LITERAL", node->position());
-  if (node->raw_name() != nullptr) {
-    PrintLiteralIndented("NAME", node->name(), false);
-  }
+  PrintLiteralIndented("NAME", node->constructor()->name(), false);
   if (node->extends() != nullptr) {
     PrintIndentedVisit("EXTENDS", node->extends());
   }