Converting SAP from protobuf to hidl.

Test: Basic SAP sanity.
Bug: 32020264
Change-Id: I87dd2bd320736d06e10733dd40743c83e548d3c9
diff --git a/libril/ril.cpp b/libril/ril.cpp
index 6a7e694..d5c0222 100644
--- a/libril/ril.cpp
+++ b/libril/ril.cpp
@@ -47,6 +47,7 @@
 #include <cutils/properties.h>
 #include <RilSapSocket.h>
 #include <ril_service.h>
+#include <sap_service.h>
 
 extern "C" void
 RIL_onRequestComplete(RIL_Token t, RIL_Errno e, void *response, size_t responselen);
@@ -4873,6 +4874,9 @@
                 break;
             default:;
         }
+
+        RLOGI("RIL_register_socket: calling registerService");
+        sap::registerService(UimFuncs);
     }
 }