[parser] Only log messages using the pending error handling

src/parsing/preparse-data.cc

 // Copyright 2010 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/preparse-data.h"
 #include "src/base/hashmap.h"
 #include "src/base/logging.h"
 #include "src/globals.h"
 #include "src/parsing/parser.h"
 #include "src/parsing/preparse-data-format.h"
@@ skipping 15 matching lines @@
   function_store_.Add(
       FunctionEntry::EncodeFlags(language_mode, uses_super_property, calls_eval,
                                  has_duplicate_parameters));
 }
 
 ParserLogger::ParserLogger() {
   preamble_[PreparseDataConstants::kMagicOffset] =
       PreparseDataConstants::kMagicNumber;
   preamble_[PreparseDataConstants::kVersionOffset] =
       PreparseDataConstants::kCurrentVersion;
-  preamble_[PreparseDataConstants::kHasErrorOffset] = false;
   preamble_[PreparseDataConstants::kFunctionsSizeOffset] = 0;
   preamble_[PreparseDataConstants::kSizeOffset] = 0;
-  DCHECK_EQ(5, PreparseDataConstants::kHeaderSize);
+  DCHECK_EQ(4, PreparseDataConstants::kHeaderSize);
 #ifdef DEBUG
   prev_start_ = -1;
 #endif
 }
 
-void ParserLogger::LogMessage(int start_pos, int end_pos,
-                              MessageTemplate::Template message,
-                              const char* arg_opt, ParseErrorType error_type) {
-  if (HasError()) return;
-  preamble_[PreparseDataConstants::kHasErrorOffset] = true;
-  function_store_.Reset();
-  STATIC_ASSERT(PreparseDataConstants::kMessageStartPos == 0);
-  function_store_.Add(start_pos);
-  STATIC_ASSERT(PreparseDataConstants::kMessageEndPos == 1);
-  function_store_.Add(end_pos);
-  STATIC_ASSERT(PreparseDataConstants::kMessageArgCountPos == 2);
-  function_store_.Add((arg_opt == NULL) ? 0 : 1);
-  STATIC_ASSERT(PreparseDataConstants::kParseErrorTypePos == 3);
-  function_store_.Add(error_type);
-  STATIC_ASSERT(PreparseDataConstants::kMessageTemplatePos == 4);
-  function_store_.Add(static_cast<unsigned>(message));
-  STATIC_ASSERT(PreparseDataConstants::kMessageArgPos == 5);
-  if (arg_opt != NULL) WriteString(CStrVector(arg_opt));
-}
-
-void ParserLogger::WriteString(Vector<const char> str) {
-  function_store_.Add(str.length());
-  for (int i = 0; i < str.length(); i++) {
-    function_store_.Add(str[i]);
-  }
-}
-
 ScriptData* ParserLogger::GetScriptData() {
   int function_size = function_store_.size();
   int total_size = PreparseDataConstants::kHeaderSize + function_size;
   unsigned* data = NewArray<unsigned>(total_size);
   preamble_[PreparseDataConstants::kFunctionsSizeOffset] = function_size;
   MemCopy(data, preamble_, sizeof(preamble_));
   if (function_size > 0) {
     function_store_.WriteTo(Vector<unsigned>(
         data + PreparseDataConstants::kHeaderSize, function_size));
   }
   DCHECK(IsAligned(reinterpret_cast<intptr_t>(data), kPointerAlignment));
   ScriptData* result = new ScriptData(reinterpret_cast<byte*>(data),
                                       total_size * sizeof(unsigned));
   result->AcquireDataOwnership();
   return result;
 }
 
 
 }  // namespace internal
 }  // namespace v8.