Fix overzealous casting that erroneously lead to ASSERTs

src/hydrogen.cc

 // Copyright 2013 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 7711 matching lines @@
       instr = HMul::New(zone(), context, left, right);
       break;
     case Token::MOD:
       instr = HMod::New(zone(), context, left, right, fixed_right_arg);
       break;
     case Token::DIV:
       instr = HDiv::New(zone(), context, left, right);
       break;
     case Token::BIT_XOR:
     case Token::BIT_AND:
-      instr = New<HBitwise>(expr->op(), left, right);
+      instr = NewUncasted<HBitwise>(expr->op(), left, right);
       break;
     case Token::BIT_OR: {
       HValue* operand, *shift_amount;
       if (left_type->Is(Type::Signed32()) &&
           right_type->Is(Type::Signed32()) &&
           MatchRotateRight(left, right, &operand, &shift_amount)) {
         instr = new(zone()) HRor(context, operand, shift_amount);
       } else {
-        instr = New<HBitwise>(expr->op(), left, right);
+        instr = NewUncasted<HBitwise>(expr->op(), left, right);
       }
       break;
     }
     case Token::SAR:
       instr = HSar::New(zone(), context, left, right);
       break;
     case Token::SHR:
       instr = HShr::New(zone(), context, left, right);
       if (FLAG_opt_safe_uint32_operations && instr->IsShr() &&
           CanBeZero(right)) {
@@ skipping 2013 matching lines @@
   if (ShouldProduceTraceOutput()) {
     isolate()->GetHTracer()->TraceHydrogen(name(), graph_);
   }
 
 #ifdef DEBUG
   graph_->Verify(false);  // No full verify.
 #endif
 }
 
 } }  // namespace v8::internal