Refactor script position calculation

src/bootstrapper.cc

 // Copyright 2014 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/bootstrapper.h"
 
 #include "src/accessors.h"
 #include "src/api-natives.h"
 #include "src/code-stubs.h"
 #include "src/extensions/externalize-string-extension.h"
@@ skipping 2346 matching lines @@
 
     Handle<AccessorInfo> script_compilation_type =
         Accessors::ScriptCompilationTypeInfo(isolate, attribs);
     {
       AccessorConstantDescriptor d(
           Handle<Name>(Name::cast(script_compilation_type->name())),
           script_compilation_type, attribs);
       script_map->AppendDescriptor(&d);
     }
 
-    Handle<AccessorInfo> script_line_ends =
-        Accessors::ScriptLineEndsInfo(isolate, attribs);
-    {
-      AccessorConstantDescriptor d(
-          Handle<Name>(Name::cast(script_line_ends->name())), script_line_ends,
-          attribs);
-      script_map->AppendDescriptor(&d);
-    }
-
     Handle<AccessorInfo> script_context_data =
         Accessors::ScriptContextDataInfo(isolate, attribs);
     {
       AccessorConstantDescriptor d(
           Handle<Name>(Name::cast(script_context_data->name())),
           script_context_data, attribs);
       script_map->AppendDescriptor(&d);
     }
 
     Handle<AccessorInfo> script_eval_from_script =
@@ skipping 1388 matching lines @@
 }
 
 
 // Called when the top-level V8 mutex is destroyed.
 void Bootstrapper::FreeThreadResources() {
   DCHECK(!IsActive());
 }
 
 }  // namespace internal
 }  // namespace v8