[parser] Clean up (pre)parser traits, part 3

src/parsing/preparser.cc

 // Copyright 2011 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 <cmath>
 
 #include "src/allocation.h"
 #include "src/base/logging.h"
 #include "src/conversions-inl.h"
 #include "src/conversions.h"
@@ skipping 23 matching lines @@
 #define DUMMY )  // to make indentation work
 #undef DUMMY
 
 // Used in functions where the return type is not ExpressionT.
 #define CHECK_OK_CUSTOM(x) ok); \
   if (!*ok) return this->x();   \
   ((void)0
 #define DUMMY )  // to make indentation work
 #undef DUMMY
 
-void ParserBaseTraits<PreParser>::ReportMessageAt(
-    Scanner::Location source_location, MessageTemplate::Template message,
-    const char* arg, ParseErrorType error_type) {
-  delegate()->log_->LogMessage(source_location.beg_pos, source_location.end_pos,
-                               message, arg, error_type);
-}
-
-void ParserBaseTraits<PreParser>::ReportMessageAt(
-    Scanner::Location source_location, MessageTemplate::Template message,
-    const AstRawString* arg, ParseErrorType error_type) {
-  UNREACHABLE();
-}
-
 PreParserIdentifier ParserBaseTraits<PreParser>::GetSymbol(
     Scanner* scanner) const {
   switch (scanner->current_token()) {
     case Token::ENUM:
       return PreParserIdentifier::Enum();
     case Token::AWAIT:
       return PreParserIdentifier::Await();
     case Token::FUTURE_STRICT_RESERVED_WORD:
       return PreParserIdentifier::FutureStrictReserved();
     case Token::LET:
@@ skipping 1195 matching lines @@
 
   body->Add(PreParserStatement::ExpressionStatement(return_value), zone());
 }
 
 #undef CHECK_OK
 #undef CHECK_OK_CUSTOM
 
 
 }  // namespace internal
 }  // namespace v8