Revert "Use the same registers for StoreIC and KeyedStoreIC."

src/code-stubs.h

Index: src/code-stubs.h
diff --git a/src/code-stubs.h b/src/code-stubs.h
index 7f62b9ef44c34073216d8fdd513428bcfeaf9af7..c0ab7e9e5a17cdb243db3224d5636aef572e8880 100644
--- a/src/code-stubs.h
+++ b/src/code-stubs.h
@@ -2455,24 +2455,6 @@ class ElementsTransitionAndStoreStub : public HydrogenCodeStub {
   virtual void InitializeInterfaceDescriptor(
       CodeStubInterfaceDescriptor* descriptor) V8_OVERRIDE;
 
-  // Parameters accessed via CodeStubGraphBuilder::GetParameter()
-  enum RegisterInfo {
-    kValueIndex,
-    kMapIndex,
-    kKeyIndex,
-    kObjectIndex,
-    kRegisterArgumentCount
-  };
-
-  static const Register ValueRegister() {
-    return KeyedStoreIC::ValueRegister();
-  }
-  static const Register MapRegister() { return KeyedStoreIC::MapRegister(); }
-  static const Register KeyRegister() { return KeyedStoreIC::NameRegister(); }
-  static const Register ObjectRegister() {
-    return KeyedStoreIC::ReceiverRegister();
-  }
-
  private:
   class FromBits:      public BitField<ElementsKind,          0, 8> {};
   class ToBits:        public BitField<ElementsKind,          8, 8> {};