Cleanup access to guarded_fields

runtime/vm/flow_graph.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/flow_graph.h"
 
 #include "vm/bit_vector.h"
 #include "vm/flow_graph_builder.h"
 #include "vm/flow_graph_compiler.h"
 #include "vm/flow_graph_range_analysis.h"
@@ skipping 30 matching lines @@
     postorder_(),
     reverse_postorder_(),
     optimized_block_order_(),
     constant_null_(NULL),
     constant_dead_(NULL),
     constant_empty_context_(NULL),
     block_effects_(NULL),
     licm_allowed_(true),
     loop_headers_(NULL),
     loop_invariant_loads_(NULL),
-    guarded_fields_(parsed_function.guarded_fields()),
     deferred_prefixes_(parsed_function.deferred_prefixes()),
     captured_parameters_(new(zone()) BitVector(zone(), variable_count())),
     inlining_id_(-1) {
   DiscoverBlocks();
 }
 
 
 void FlowGraph::EnsureSSATempIndex(Definition* defn,
                                    Definition* replacement) {
   if ((replacement->ssa_temp_index() == -1) &&
@@ skipping 23 matching lines @@
       THR_Print("Removing %s\n", current->DebugName());
     } else {
       ASSERT(!current_defn->HasUses());
       THR_Print("Removing v%" Pd ".\n", current_defn->ssa_temp_index());
     }
   }
   iterator->RemoveCurrentFromGraph();
 }
 
 
-
-void FlowGraph::AddToGuardedFields(
-    ZoneGrowableArray<const Field*>* array,
-    const Field* field) {
-  if ((field->guarded_cid() == kDynamicCid) ||
-      (field->guarded_cid() == kIllegalCid)) {
-    return;
-  }
-  for (intptr_t j = 0; j < array->length(); j++) {
-    if ((*array)[j]->raw() == field->raw()) {
-      return;
-    }
-  }
-  array->Add(field);
-}
-
-
 void FlowGraph::AddToDeferredPrefixes(
     ZoneGrowableArray<const LibraryPrefix*>* from) {
   ZoneGrowableArray<const LibraryPrefix*>* to = deferred_prefixes();
   for (intptr_t i = 0; i < from->length(); i++) {
     const  LibraryPrefix* prefix = (*from)[i];
     for (intptr_t j = 0; j < to->length(); j++) {
       if ((*to)[j]->raw() == prefix->raw()) {
         return;
       }
     }
@@ skipping 1872 matching lines @@
         ReplaceCurrentInstruction(&it, current, replacement);
         changed = true;
       }
     }
   }
   return changed;
 }
 
 
 }  // namespace dart