Removed unbalanced brackets when printing an LEnvironment.

src/lithium.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 159 matching lines @@
     }
   }
 }
 
 
 void LEnvironment::PrintTo(StringStream* stream) {
   stream->Add("[id=%d|", ast_id().ToInt());
   if (deoptimization_index() != Safepoint::kNoDeoptimizationIndex) {
     stream->Add("deopt_id=%d|", deoptimization_index());
   }
-  stream->Add("[parameters=%d|", parameter_count());
-  stream->Add("[arguments_stack_height=%d|", arguments_stack_height());
+  stream->Add("parameters=%d|", parameter_count());
+  stream->Add("arguments_stack_height=%d|", arguments_stack_height());
   for (int i = 0; i < values_.length(); ++i) {
     if (i != 0) stream->Add(";");
     if (values_[i] == NULL) {
       stream->Add("[hole]");
     } else {
       values_[i]->PrintTo(stream);
     }
   }
   stream->Add("]");
 }
@@ skipping 295 matching lines @@
       } else {
         spill_slot_count_++;
       }
     }
     iterator.Advance();
   }
 }
 
 
 } }  // namespace v8::internal