VM: Remove unnecessary field use_kind from IL instructions.

runtime/vm/flow_graph_inliner.cc

 // Copyright (c) 2013, 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_inliner.h"
 
 #include "vm/block_scheduler.h"
 #include "vm/compiler.h"
 #include "vm/flags.h"
 #include "vm/flow_graph.h"
@@ skipping 1319 matching lines @@
     InlineExitCollector* exit_collector =
         new InlineExitCollector(owner_->caller_graph(), call_);
 
     ReturnInstr* result =
         new ReturnInstr(call_->instance_call()->token_pos(),
                         new Value(last));
     owner_->caller_graph()->AppendTo(
         last,
         result,
         call_->env(),  // Return can become deoptimization target.
-        Definition::kEffect);
+        FlowGraph::kEffect);
     entry->set_last_instruction(result);
     exit_collector->AddExit(result);
     GraphEntryInstr* graph_entry =
         new GraphEntryInstr(NULL,  // No parsed function.
                             entry,
                             Isolate::kNoDeoptId);  // No OSR id.
     // Update polymorphic inliner state.
     inlined_entries_.Add(graph_entry);
     exit_collector_->Union(exit_collector);
     return true;
@@ skipping 324 matching lines @@
         OS::Print("After Inlining of %s\n", flow_graph_->
                   parsed_function().function().ToFullyQualifiedCString());
         FlowGraphPrinter printer(*flow_graph_);
         printer.PrintBlocks();
       }
     }
   }
 }
 
 }  // namespace dart