Update exception type thrown when NetworkStack is missing

rethrowFromSystemServer is throwing DeadSystemException which
is different from the original log message. Thus, update the
way to rethrow the same RemoteException.

Bug: 130028724
Test: atest FrameworksNetTest
Test: Kill NetworkStack and check the log message
Change-Id: I60862e276dd4e2d143278b272a9ba54219acce26
Merged-In: Ic1766e839f8f06b539d5f6cfecd29547021fd1d9
Merged-In: I67005a5384888e8acaf1249af79484e2d5ed6f1f
(cherry picked from commit 7f581219e1a4706ea2b4438322a299986847b1c2)
diff --git a/services/core/java/com/android/server/ConnectivityService.java b/services/core/java/com/android/server/ConnectivityService.java
index 313c0a8..f5710e3 100644
--- a/services/core/java/com/android/server/ConnectivityService.java
+++ b/services/core/java/com/android/server/ConnectivityService.java
@@ -2862,7 +2862,7 @@
         try {
             nai.networkMonitor().notifyPrivateDnsChanged(cfg.toParcel());
         } catch (RemoteException e) {
-            e.rethrowFromSystemServer();
+            e.rethrowAsRuntimeException();
         }
 
         // With Private DNS bypass support, we can proceed to update the
@@ -3032,7 +3032,7 @@
         try {
             nai.networkMonitor().notifyNetworkDisconnected();
         } catch (RemoteException e) {
-            e.rethrowFromSystemServer();
+            e.rethrowAsRuntimeException();
         }
         mNetworkAgentInfos.remove(nai.messenger);
         nai.clatd.update();
@@ -3421,7 +3421,7 @@
             try {
                 nai.networkMonitor().setAcceptPartialConnectivity();
             } catch (RemoteException e) {
-                e.rethrowFromSystemServer();
+                e.rethrowAsRuntimeException();
             }
         }
     }
@@ -3457,7 +3457,7 @@
             try {
                 nai.networkMonitor().launchCaptivePortalApp();
             } catch (RemoteException e) {
-                e.rethrowFromSystemServer();
+                e.rethrowAsRuntimeException();
             }
         });
     }
@@ -4085,7 +4085,7 @@
         try {
             nai.networkMonitor().forceReevaluation(uid);
         } catch (RemoteException e) {
-            e.rethrowFromSystemServer();
+            e.rethrowAsRuntimeException();
         }
     }
 
@@ -5458,7 +5458,7 @@
         try {
             networkMonitor.start();
         } catch (RemoteException e) {
-            e.rethrowFromSystemServer();
+            e.rethrowAsRuntimeException();
         }
         nai.asyncChannel.connect(mContext, mTrackerHandler, nai.messenger);
         NetworkInfo networkInfo = nai.networkInfo;
@@ -5515,7 +5515,7 @@
             try {
                 networkAgent.networkMonitor().notifyLinkPropertiesChanged(newLp);
             } catch (RemoteException e) {
-                e.rethrowFromSystemServer();
+                e.rethrowAsRuntimeException();
             }
             if (networkAgent.everConnected) {
                 notifyNetworkCallbacks(networkAgent, ConnectivityManager.CALLBACK_IP_CHANGED);
@@ -6521,7 +6521,7 @@
                 networkAgent.networkMonitor().notifyNetworkConnected(
                         networkAgent.linkProperties, networkAgent.networkCapabilities);
             } catch (RemoteException e) {
-                e.rethrowFromSystemServer();
+                e.rethrowAsRuntimeException();
             }
             scheduleUnvalidatedPrompt(networkAgent);