libril: use ip address as gateway in ppp network.

Fix data until these commits are completed:
http://review.cyanogenmod.org/82277
http://review.cyanogenmod.org/82329

Credits to Howard Su
http://review.cyanogenmod.org/80947

Change-Id: Iab88fd8d4ed1089cfdb724aa460597f6e39003bc

ril/xmm6260/libril/ril.cpp

@@ -1961,7 +1961,7 @@ static int responseDataCallList(Parcel &p, void *response, size_t responselen)
             writeStringToParcel(p, p_cur[i].ifname);
             writeStringToParcel(p, p_cur[i].addresses);
             writeStringToParcel(p, p_cur[i].dnses);
-            writeStringToParcel(p, p_cur[i].gateways);
+            writeStringToParcel(p, p_cur[i].addresses);
             appendPrintBuf("%s[status=%d,retry=%d,cid=%d,%s,%s,%s,%s,%s,%s],", printBuf,
                 p_cur[i].status,
                 p_cur[i].suggestedRetryTime,
@@ -1971,7 +1971,7 @@ static int responseDataCallList(Parcel &p, void *response, size_t responselen)
                 (char*)p_cur[i].ifname,
                 (char*)p_cur[i].addresses,
                 (char*)p_cur[i].dnses,
-                (char*)p_cur[i].gateways);
+                (char*)p_cur[i].addresses);
         }
         removeLastChar;
         closeResponse;

ril/xmm6262/libril/ril.cpp

@@ -1955,7 +1955,7 @@ static int responseDataCallList(Parcel &p, void *response, size_t responselen)
             writeStringToParcel(p, p_cur[i].ifname);
             writeStringToParcel(p, p_cur[i].addresses);
             writeStringToParcel(p, p_cur[i].dnses);
-            writeStringToParcel(p, p_cur[i].gateways);
+            writeStringToParcel(p, p_cur[i].addresses);
             appendPrintBuf("%s[status=%d,retry=%d,cid=%d,%s,%s,%s,%s,%s,%s],", printBuf,
                 p_cur[i].status,
                 p_cur[i].suggestedRetryTime,
@@ -1965,7 +1965,7 @@ static int responseDataCallList(Parcel &p, void *response, size_t responselen)
                 (char*)p_cur[i].ifname,
                 (char*)p_cur[i].addresses,
                 (char*)p_cur[i].dnses,
-                (char*)p_cur[i].gateways);
+                (char*)p_cur[i].addresses);
         }
         removeLastChar;
         closeResponse;