[counters] Fix runtime-call-stats wrt background parsing

src/parsing/parser-base.h

 // 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.
 
 #ifndef V8_PARSING_PARSER_BASE_H
 #define V8_PARSING_PARSER_BASE_H
 
 #include "src/ast/ast.h"
 #include "src/ast/scopes.h"
 #include "src/bailout-reason.h"
@@ skipping 3873 matching lines @@
     }
   }
   return false;
 }
 
 template <typename Impl>
 typename ParserBase<Impl>::ExpressionT
 ParserBase<Impl>::ParseArrowFunctionLiteral(
     bool accept_IN, const FormalParametersT& formal_parameters, bool* ok) {
   const RuntimeCallStats::CounterId counters[2][2] = {
-      {&RuntimeCallStats::ParseArrowFunctionLiteral,
-       &RuntimeCallStats::ParseBackgroundArrowFunctionLiteral},
-      {&RuntimeCallStats::PreParseArrowFunctionLiteral,
-       &RuntimeCallStats::PreParseBackgroundArrowFunctionLiteral}};
+      {&RuntimeCallStats::ParseBackgroundArrowFunctionLiteral,
+       &RuntimeCallStats::ParseArrowFunctionLiteral},
+      {&RuntimeCallStats::PreParseBackgroundArrowFunctionLiteral,
+       &RuntimeCallStats::PreParseArrowFunctionLiteral}};
   RuntimeCallTimerScope runtime_timer(
       runtime_call_stats_,
       counters[Impl::IsPreParser()][parsing_on_main_thread_]);
 
   if (peek() == Token::ARROW && scanner_->HasAnyLineTerminatorBeforeNext()) {
     // ASI inserts `;` after arrow parameters if a line terminator is found.
     // `=> ...` is never a valid expression, so report as syntax error.
     // If next token is not `=>`, it's a syntax error anyways.
     ReportUnexpectedTokenAt(scanner_->peek_location(), Token::ARROW);
     *ok = false;
@@ skipping 1550 matching lines @@
     has_seen_constructor_ = true;
     return;
   }
 }
 
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_PARSING_PARSER_BASE_H