Convert all symbols accessor to return read only handles so that it is not necessary to create a ne…

vm/intermediate_language.cc

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "vm/intermediate_language.h"
 
 #include "vm/bit_vector.h"
 #include "vm/dart_entry.h"
 #include "vm/flow_graph_allocator.h"
 #include "vm/flow_graph_builder.h"
@@ skipping 1909 matching lines @@
 }
 
 
 LocationSummary* StaticCallInstr::MakeLocationSummary() const {
   return MakeCallSummary();
 }
 
 
 void StaticCallInstr::EmitNativeCode(FlowGraphCompiler* compiler) {
   Label skip_call;
-  if (function().name() == Symbols::EqualOperator()) {
+  if (function().name() == Symbols::EqualOperator().raw()) {
     compiler->EmitSuperEqualityCallPrologue(locs()->out().reg(), &skip_call);
   }
   compiler->GenerateStaticCall(deopt_id(),
                                token_pos(),
                                function(),
                                ArgumentCount(),
                                argument_names(),
                                locs());
   __ Bind(&skip_call);
 }
@@ skipping 764 matching lines @@
     default:
       UNREACHABLE();
       return -1;
   }
 }
 
 
 #undef __
 
 }  // namespace dart