Revert of Parse arrow functions at proper precedence level

src/prettyprinter.cc

Index: src/prettyprinter.cc
diff --git a/src/prettyprinter.cc b/src/prettyprinter.cc
index 89af59377a3ce6bfb931dee7e300b1d9bfb63b94..e71489fa7f2c401111468f7de94d55bf24075a4a 100644
--- a/src/prettyprinter.cc
+++ b/src/prettyprinter.cc
@@ -357,11 +357,6 @@
   Print("(...");
   Find(node->expression(), true);
   Print(")");
-}
-
-
-void CallPrinter::VisitEmptyParentheses(EmptyParentheses* node) {
-  UNREACHABLE();
 }
 
 
@@ -847,11 +842,6 @@
   Print("(...");
   Visit(node->expression());
   Print(")");
-}
-
-
-void PrettyPrinter::VisitEmptyParentheses(EmptyParentheses* node) {
-  Print("<empty-parentheses>");
 }
 
 
@@ -1575,11 +1565,6 @@
 }
 
 
-void AstPrinter::VisitEmptyParentheses(EmptyParentheses* node) {
-  IndentedScope indent(this, "()");
-}
-
-
 void AstPrinter::VisitThisFunction(ThisFunction* node) {
   IndentedScope indent(this, "THIS-FUNCTION");
 }