[inspector] fix positions for single expression arrow function

src/parsing/parser.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/parsing/parser.h"
 
 #include <memory>
 
 #include "src/api.h"
 #include "src/ast/ast-expression-rewriter.h"
@@ skipping 267 matching lines @@
     }
 
     materialized_literal_count = function_state.materialized_literal_count();
     expected_property_count = function_state.expected_property_count();
   }
 
   FunctionLiteral* function_literal = factory()->NewFunctionLiteral(
       name, function_scope, body, materialized_literal_count,
       expected_property_count, parameter_count, parameter_count,
       FunctionLiteral::kNoDuplicateParameters,
-      FunctionLiteral::kAnonymousExpression, default_eager_compile_hint(), pos);
+      FunctionLiteral::kAnonymousExpression, default_eager_compile_hint(), pos,
+      true);
 
   function_literal->set_requires_class_field_init(requires_class_field_init);
 
   return function_literal;
 }
 
 // ----------------------------------------------------------------------------
 // The CHECK_OK macro is a convenient macro to enforce error
 // handling for functions that may fail (by returning !*ok).
 //
@@ skipping 2416 matching lines @@
   }  // DiscardableZoneScope goes out of scope.
 
   FunctionLiteral::ParameterFlag duplicate_parameters =
       has_duplicate_parameters ? FunctionLiteral::kHasDuplicateParameters
                                : FunctionLiteral::kNoDuplicateParameters;
 
   // Note that the FunctionLiteral needs to be created in the main Zone again.
   FunctionLiteral* function_literal = factory()->NewFunctionLiteral(
       function_name, scope, body, materialized_literal_count,
       expected_property_count, num_parameters, function_length,
-      duplicate_parameters, function_type, eager_compile_hint, pos);
+      duplicate_parameters, function_type, eager_compile_hint, pos, true);
   function_literal->set_function_token_position(function_token_pos);
   if (should_be_used_once_hint)
     function_literal->set_should_be_used_once_hint();
 
   if (should_infer_name) {
     DCHECK_NOT_NULL(fni_);
     fni_->AddFunction(function_literal);
   }
   return function_literal;
 }
@@ skipping 673 matching lines @@
   }
   body->Add(factory()->NewReturnStatement(ThisExpression(kNoSourcePosition),
                                           kNoSourcePosition),
             zone());
   FunctionLiteral* function_literal = factory()->NewFunctionLiteral(
       ast_value_factory()->empty_string(), initializer_scope, body,
       initializer_state.materialized_literal_count(),
       initializer_state.expected_property_count(), 0, count,
       FunctionLiteral::kNoDuplicateParameters,
       FunctionLiteral::kAnonymousExpression,
-      FunctionLiteral::kShouldLazyCompile, initializer_scope->start_position());
+      FunctionLiteral::kShouldLazyCompile, initializer_scope->start_position(),
+      true);
   function_literal->set_is_class_field_initializer(true);
   return function_literal;
 }
 
 FunctionLiteral* Parser::InsertClassFieldInitializer(
     FunctionLiteral* constructor) {
   Statement* call_initializer = factory()->NewExpressionStatement(
       CallClassFieldInitializer(
           constructor->scope(),
           constructor->scope()->NewUnresolved(
@@ skipping 1989 matching lines @@
 
   return final_loop;
 }
 
 #undef CHECK_OK
 #undef CHECK_OK_VOID
 #undef CHECK_FAILED
 
 }  // namespace internal
 }  // namespace v8