VM support for running Kernel binaries.

runtime/vm/hash_map.h

Index: runtime/vm/hash_map.h
diff --git a/runtime/vm/hash_map.h b/runtime/vm/hash_map.h
index 64f879081495371a85181a8b112d500a38a17ccd..d703c0ac1fdb7f69753f6b6a3d1590df4a8f0518 100644
--- a/runtime/vm/hash_map.h
+++ b/runtime/vm/hash_map.h
@@ -364,6 +364,27 @@ class NumbersKeyValueTrait {
   static inline bool IsKeyEqual(Pair kv, Key key) { return kv.first() == key; }
 };
 
+
+template<typename K, typename V>
+class RawPointerKeyValueTrait {
+ public:
+  typedef K* Key;
+  typedef V Value;
+
+  struct Pair {
+    Key key;
+    Value value;
+    Pair() : key(NULL), value() {}
+    Pair(const Key key, const Value& value) : key(key), value(value) {}
+    Pair(const Pair& other) : key(other.key), value(other.value) {}
+  };
+
+  static Key KeyOf(Pair kv) { return kv.key; }
+  static Value ValueOf(Pair kv) { return kv.value; }
+  static intptr_t Hashcode(Key key) { return reinterpret_cast<intptr_t>(key); }
+  static bool IsKeyEqual(Pair kv, Key key) { return kv.key == key; }
+};
+
 }  // namespace dart
 
 #endif  // VM_HASH_MAP_H_