Create and use shared stub for for DictionaryValue-based elements.

src/mips/macro-assembler-mips.h

Index: src/mips/macro-assembler-mips.h
diff --git a/src/mips/macro-assembler-mips.h b/src/mips/macro-assembler-mips.h
index 985ef0c830b82825641e5e1417954f98c4b88883..23c5eb83b53f7285d4e3ff018735d9fda35ab471 100644
--- a/src/mips/macro-assembler-mips.h
+++ b/src/mips/macro-assembler-mips.h
@@ -299,6 +299,16 @@ DECLARE_NOTARGET_PROTOTYPE(Ret)
                               Register scratch,
                               Label* miss);
 
+
+  void LoadFromNumberDictionary(Label* miss,
+                                Register elements,
+                                Register key,
+                                Register result,
+                                Register reg0,
+                                Register reg1,
+                                Register reg2);
+
+
   inline void MarkCode(NopMarkerTypes type) {
     nop(type);
   }