Unify handling of position info in AST, part 1

src/rewriter.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 253 matching lines @@
     if (processor.HasStackOverflow()) return false;
 
     if (processor.result_assigned()) {
       ASSERT(function->end_position() != RelocInfo::kNoPosition);
       // Set the position of the assignment statement one character past the
       // source code, such that it definitely is not in the source code range
       // of an immediate inner scope. For example in
       //   eval('with ({x:1}) x = 1');
       // the end position of the function generated for executing the eval code
       // coincides with the end of the with scope which is the position of '1'.
-      int position = function->end_position();
+      int pos = function->end_position();
       VariableProxy* result_proxy = processor.factory()->NewVariableProxy(
-          result->name(), false, result->interface(), position);
+          result->name(), false, result->interface(), pos);
       result_proxy->BindTo(result);
       Statement* result_statement =
-          processor.factory()->NewReturnStatement(result_proxy);
-      result_statement->set_statement_pos(position);
+          processor.factory()->NewReturnStatement(result_proxy, pos);
       body->Add(result_statement, info->zone());
     }
   }
 
   return true;
 }
 
 
 } }  // namespace v8::internal