Remove unused code

Bug: 62249769
Test: manually

Change-Id: Ibeae8537ee87dc9c3481538df0fcdb4f3d50f50c
diff --git a/libril/ril.cpp b/libril/ril.cpp
index fa9d630..8b2b538 100644
--- a/libril/ril.cpp
+++ b/libril/ril.cpp
@@ -213,11 +213,6 @@
     return ril_service_name;
 }
 
-extern "C"
-void RIL_setServiceName(const char * s) {
-    strncpy(ril_service_name, s, MAX_SERVICE_NAME_LENGTH);
-}
-
 RequestInfo *
 addRequestToList(int serial, int slotId, int request) {
     RequestInfo *pRI;
diff --git a/rild/rild.c b/rild/rild.c
index c194751..dbd925d 100644
--- a/rild/rild.c
+++ b/rild/rild.c
@@ -58,8 +58,6 @@
 
 extern void RIL_onRequestAck(RIL_Token t);
 
-extern void RIL_setServiceName(char *);
-
 #if defined(ANDROID_MULTI_SIM)
 extern void RIL_onUnsolicitedResponse(int unsolResponse, const void *data,
         size_t datalen, RIL_SOCKET_ID socket_id);