Revert of Rework CallApi*Stubs.

src/ic/s390/handler-compiler-s390.cc

Index: src/ic/s390/handler-compiler-s390.cc
diff --git a/src/ic/s390/handler-compiler-s390.cc b/src/ic/s390/handler-compiler-s390.cc
index d674ce13f9b248fc6bee1a05dd0fc6db75867958..3e25080d9df30b0c3ba75acfd584b2612eff431a 100644
--- a/src/ic/s390/handler-compiler-s390.cc
+++ b/src/ic/s390/handler-compiler-s390.cc
@@ -231,7 +231,7 @@
   }
   DCHECK(optimization.is_simple_api_call());
 
-  // Abi for CallApiCallbackStub.
+  // Abi for CallApiFunctionStub.
   Register callee = r2;
   Register data = r6;
   Register holder = r4;
@@ -300,7 +300,7 @@
   __ mov(api_function_address, Operand(ref));
 
   // Jump to stub.
-  CallApiCallbackStub stub(isolate, is_store, call_data_undefined,
+  CallApiAccessorStub stub(isolate, is_store, call_data_undefined,
                            !optimization.is_constant_call());
   __ TailCallStub(&stub);
 }