Address Florian's comments.

runtime/vm/intermediate_language_x64.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/globals.h"  // Needed here to get TARGET_ARCH_X64.
 #if defined(TARGET_ARCH_X64)
 
 #include "vm/intermediate_language.h"
 
 #include "lib/error.h"
@@ skipping 568 matching lines @@
   if (left.IsConstant() && right.IsConstant()) {
     bool result = false;
     // One of them could be NULL (for equality only).
     if (left.constant().IsNull() || right.constant().IsNull()) {
       ASSERT((kind == Token::kEQ) || (kind == Token::kNE));
       result = left.constant().IsNull() && right.constant().IsNull();
       if (kind == Token::kNE) {
         result = !result;
       }
     } else {
-    // TODO(vegorov): should be eliminated earlier by constant propagation.
+      // TODO(vegorov): should be eliminated earlier by constant propagation.
       result = FlowGraphCompiler::EvaluateCondition(
           true_condition,
           Smi::Cast(left.constant()).Value(),
           Smi::Cast(right.constant()).Value());
     }
 
     if (branch != NULL) {
       branch->EmitBranchOnValue(compiler, result);
     } else {
       __ LoadObject(locs.out().reg(), result ? compiler->bool_true()
@@ skipping 1606 matching lines @@
 
 void ShiftMintOpInstr::EmitNativeCode(FlowGraphCompiler* compiler) {
   UNIMPLEMENTED();
 }
 
 }  // namespace dart
 
 #undef __
 
 #endif  // defined TARGET_ARCH_X64