Remove environment length from HSimulate instructions.

src/arm/lithium-arm.cc

 // Copyright 2011 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 2050 matching lines @@
   env->Drop(instr->pop_count());
   for (int i = 0; i < instr->values()->length(); ++i) {
     HValue* value = instr->values()->at(i);
     if (instr->HasAssignedIndexAt(i)) {
       env->Bind(instr->GetAssignedIndexAt(i), value);
     } else {
       env->Push(value);
     }
   }
 
-  ASSERT(env->length() == instr->environment_length());
-
   // If there is an instruction pending deoptimization environment create a
   // lazy bailout instruction to capture the environment.
   if (pending_deoptimization_ast_id_ == instr->ast_id()) {
     LInstruction* result = new LLazyBailout;
     result = AssignEnvironment(result);
     instruction_pending_deoptimization_environment_->
         set_deoptimization_environment(result->environment());
     ClearInstructionPendingDeoptimizationEnvironment();
     return result;
   }
@@ skipping 21 matching lines @@
 
 
 LInstruction* LChunkBuilder::DoLeaveInlined(HLeaveInlined* instr) {
   HEnvironment* outer = current_block_->last_environment()->outer();
   current_block_->UpdateEnvironment(outer);
   return NULL;
 }
 
 
 } }  // namespace v8::internal