Revert of Refactor SharedFunctionInfo::IsBuiltin.

src/ast/prettyprinter.cc

 // Copyright 2012 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.
 
 #include "src/ast/prettyprinter.h"
 
 #include <stdarg.h>
 
 #include "src/ast/ast-value-factory.h"
 #include "src/ast/scopes.h"
 #include "src/base/platform/platform.h"
 #include "src/globals.h"
 
 namespace v8 {
 namespace internal {
 
-CallPrinter::CallPrinter(Isolate* isolate, bool is_user_js)
+CallPrinter::CallPrinter(Isolate* isolate, bool is_builtin)
     : builder_(isolate) {
   isolate_ = isolate;
   position_ = 0;
   num_prints_ = 0;
   found_ = false;
   done_ = false;
-  is_user_js_ = is_user_js;
+  is_builtin_ = is_builtin;
   InitializeAstVisitor(isolate);
 }
 
 Handle<String> CallPrinter::Print(FunctionLiteral* program, int position) {
   num_prints_ = 0;
   position_ = position;
   Find(program);
   return builder_.Finish().ToHandleChecked();
 }
 
@@ skipping 197 matching lines @@
   Print("[");
   for (int i = 0; i < node->values()->length(); i++) {
     if (i != 0) Print(",");
     Find(node->values()->at(i), true);
   }
   Print("]");
 }
 
 
 void CallPrinter::VisitVariableProxy(VariableProxy* node) {
-  if (is_user_js_) {
+  if (is_builtin_) {
+    // Variable names of builtins are meaningless due to minification.
+    Print("(var)");
+  } else {
     PrintLiteral(node->name(), false);
-  } else {
-    // Variable names of non-user code are meaningless due to minification.
-    Print("(var)");
   }
 }
 
 
 void CallPrinter::VisitAssignment(Assignment* node) {
   Find(node->target());
   Find(node->value());
 }
 
 
@@ skipping 15 matching lines @@
     Print("[");
     Find(key, true);
     Print("]");
   }
 }
 
 
 void CallPrinter::VisitCall(Call* node) {
   bool was_found = !found_ && node->position() == position_;
   if (was_found) {
-    // Bail out if the error is caused by a direct call to a variable in
-    // non-user JS code. The variable name is meaningless due to minification.
-    if (!is_user_js_ && node->expression()->IsVariableProxy()) {
+    // Bail out if the error is caused by a direct call to a variable in builtin
+    // code. The variable name is meaningless due to minification.
+    if (is_builtin_ && node->expression()->IsVariableProxy()) {
       done_ = true;
       return;
     }
     found_ = true;
   }
   Find(node->expression(), true);
   if (!was_found) Print("(...)");
   FindArguments(node->arguments());
   if (was_found) done_ = true;
 }
 
 
 void CallPrinter::VisitCallNew(CallNew* node) {
   bool was_found = !found_ && node->position() == position_;
   if (was_found) {
-    // Bail out if the error is caused by a direct call to a variable in
-    // non-user JS code. The variable name is meaningless due to minification.
-    if (!is_user_js_ && node->expression()->IsVariableProxy()) {
+    // Bail out if the error is caused by a direct call to a variable in builtin
+    // code. The variable name is meaningless due to minification.
+    if (is_builtin_ && node->expression()->IsVariableProxy()) {
       done_ = true;
       return;
     }
     found_ = true;
   }
   Find(node->expression(), was_found);
   FindArguments(node->arguments());
   if (was_found) done_ = true;
 }
 
@@ skipping 886 matching lines @@
 
 void AstPrinter::VisitRewritableExpression(RewritableExpression* node) {
   Visit(node->expression());
 }
 
 
 #endif  // DEBUG
 
 }  // namespace internal
 }  // namespace v8