Clean up encoding of size and single entry flag in Instructions.

runtime/vm/precompiler.h

 // Copyright (c) 2015, 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 RUNTIME_VM_PRECOMPILER_H_
 #define RUNTIME_VM_PRECOMPILER_H_
 
 #include "vm/allocation.h"
 #include "vm/hash_map.h"
 #include "vm/hash_table.h"
@@ skipping 121 matching lines @@
  public:
   // Typedefs needed for the DirectChainedHashMap template.
   typedef const Instructions* Key;
   typedef const Instructions* Value;
   typedef const Instructions* Pair;
 
   static Key KeyOf(Pair kv) { return kv; }
 
   static Value ValueOf(Pair kv) { return kv; }
 
-  static inline intptr_t Hashcode(Key key) { return key->size(); }
+  static inline intptr_t Hashcode(Key key) { return key->Size(); }
 
   static inline bool IsKeyEqual(Pair pair, Key key) {
     return pair->Equals(*key);
   }
 };
 
 typedef DirectChainedHashMap<InstructionsKeyValueTrait> InstructionsSet;
 
 
 class UnlinkedCallKeyValueTrait {
@@ skipping 328 matching lines @@
   }
   static RawObject* NewKey(const Function& function) { return function.raw(); }
 };
 
 typedef UnorderedHashSet<FunctionsTraits> UniqueFunctionsSet;
 
 
 }  // namespace dart
 
 #endif  // RUNTIME_VM_PRECOMPILER_H_