Remove strong mode support from materialized literals.

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/scopes.h"
 #include "src/bailout-reason.h"
 #include "src/hashmap.h"
@@ skipping 1200 matching lines @@
   IdentifierT js_pattern = this->GetNextSymbol(scanner());
   Maybe<RegExp::Flags> flags = scanner()->ScanRegExpFlags();
   if (flags.IsNothing()) {
     Next();
     ReportMessage(MessageTemplate::kMalformedRegExpFlags);
     *ok = false;
     return Traits::EmptyExpression();
   }
   int js_flags = flags.FromJust();
   Next();
-  return factory()->NewRegExpLiteral(js_pattern, js_flags, literal_index,
-                                     is_strong(language_mode()), pos);
+  return factory()->NewRegExpLiteral(js_pattern, js_flags, literal_index, pos);
 }
 
 
 #define CHECK_OK  ok); \
   if (!*ok) return this->EmptyExpression(); \
   ((void)0
 #define DUMMY )  // to make indentation work
 #undef DUMMY
 
 // Used in functions where the return type is not ExpressionT.
@@ skipping 319 matching lines @@
     values->Add(elem, zone_);
     if (peek() != Token::RBRACK) {
       Expect(Token::COMMA, CHECK_OK);
     }
   }
   Expect(Token::RBRACK, CHECK_OK);
 
   // Update the scope information before the pre-parsing bailout.
   int literal_index = function_state_->NextMaterializedLiteralIndex();
 
-  ExpressionT result =
-      factory()->NewArrayLiteral(values, first_spread_index, literal_index,
-                                 is_strong(language_mode()), pos);
+  ExpressionT result = factory()->NewArrayLiteral(values, first_spread_index,
+                                                  literal_index, pos);
   if (first_spread_index >= 0) {
     result = factory()->NewRewritableExpression(result);
     Traits::QueueNonPatternForRewriting(result);
   }
   return result;
 }
 
 
 template <class Traits>
 typename ParserBase<Traits>::ExpressionT ParserBase<Traits>::ParsePropertyName(
@@ skipping 295 matching lines @@
   }
   Expect(Token::RBRACE, CHECK_OK);
 
   // Computation of literal_index must happen before pre parse bailout.
   int literal_index = function_state_->NextMaterializedLiteralIndex();
 
   return factory()->NewObjectLiteral(properties,
                                      literal_index,
                                      number_of_boilerplate_properties,
                                      has_function,
-                                     is_strong(language_mode()),
                                      pos);
 }
 
 
 template <class Traits>
 typename Traits::Type::ExpressionList ParserBase<Traits>::ParseArguments(
     Scanner::Location* first_spread_arg_loc, ExpressionClassifier* classifier,
     bool* ok) {
   // Arguments ::
   //   '(' (AssignmentExpression)*[','] ')'
@@ skipping 1481 matching lines @@
     has_seen_constructor_ = true;
     return;
   }
 }
 
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_PARSING_PARSER_BASE_H