Remove keyed_store_calling convention and friends

src/arm/ic-arm.cc

Index: src/arm/ic-arm.cc
diff --git a/src/arm/ic-arm.cc b/src/arm/ic-arm.cc
index 90b17ca4e6ac43275b60e72397736ea33a6fe064..a62f3dd59fd92f6cbc8cd8360831e82b9164f576 100644
--- a/src/arm/ic-arm.cc
+++ b/src/arm/ic-arm.cc
@@ -514,21 +514,6 @@ const Register StoreIC::NameRegister() { return r2; }
 const Register StoreIC::ValueRegister() { return r0; }
 
 
-const Register KeyedStoreIC::ReceiverRegister() {
-  return StoreIC::ReceiverRegister();
-}
-
-
-const Register KeyedStoreIC::NameRegister() {
-  return StoreIC::NameRegister();
-}
-
-
-const Register KeyedStoreIC::ValueRegister() {
-  return StoreIC::ValueRegister();
-}
-
-
 const Register KeyedStoreIC::MapRegister() {
   return r3;
 }