VM: Separate precompilation-specific code, make flags const.

runtime/vm/flow_graph_optimizer.h

 // 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.
 
 #ifndef VM_FLOW_GRAPH_OPTIMIZER_H_
 #define VM_FLOW_GRAPH_OPTIMIZER_H_
 
 #include "vm/intermediate_language.h"
 #include "vm/flow_graph.h"
 
@@ skipping 12 matching lines @@
       : FlowGraphVisitor(flow_graph->reverse_postorder()),
         flow_graph_(flow_graph),
         use_speculative_inlining_(use_speculative_inlining),
         inlining_black_list_(inlining_black_list) {
     ASSERT(!use_speculative_inlining || (inlining_black_list != NULL));
   }
   virtual ~FlowGraphOptimizer() {}
 
   FlowGraph* flow_graph() const { return flow_graph_; }
 
-  // Add ICData to InstanceCalls, so that optimizations can be run on them.
-  // TODO(srdjan): StaticCals as well?
-  void PopulateWithICData();
-
   // Use ICData to optimize, replace or eliminate instructions.
   void ApplyICData();
 
   // Use propagated class ids to optimize, replace or eliminate instructions.
   void ApplyClassIds();
 
   // Optimize (a << b) & c pattern: if c is a positive Smi or zero, then the
   // shift can be a truncating Smi shift-left and result is always Smi.
   // Merge instructions (only per basic-block).
   void TryOptimizePatterns();
@@ skipping 132 matching lines @@
 
   GrowableArray<intptr_t>* inlining_black_list_;
 
   DISALLOW_COPY_AND_ASSIGN(FlowGraphOptimizer);
 };
 
 
 }  // namespace dart
 
 #endif  // VM_FLOW_GRAPH_OPTIMIZER_H_