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

BUG=

Review-Url: https://codereview.chromium.org/2507293003
Cr-Commit-Position: refs/heads/master@{#41088}

src/parsing/parser-base.h

@@ -3891,10 +3891,10 @@ 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_]);

src/parsing/preparser.cc

@@ -180,10 +180,10 @@ PreParser::Expression PreParser::ParseFunctionLiteral(
   // Function ::
   //   '(' FormalParameterList? ')' '{' FunctionBody '}'
   const RuntimeCallStats::CounterId counters[2][2] = {
-      {&RuntimeCallStats::PreParseWithVariableResolution,
-       &RuntimeCallStats::PreParseBackgroundWithVariableResolution},
-      {&RuntimeCallStats::PreParseNoVariableResolution,
-       &RuntimeCallStats::PreParseBackgroundNoVariableResolution}};
+      {&RuntimeCallStats::PreParseBackgroundWithVariableResolution,
+       &RuntimeCallStats::PreParseWithVariableResolution},
+      {&RuntimeCallStats::PreParseBackgroundNoVariableResolution,
+       &RuntimeCallStats::PreParseNoVariableResolution}};
   RuntimeCallTimerScope runtime_timer(
       runtime_call_stats_,
       counters[track_unresolved_variables_][parsing_on_main_thread_]);