Remove dead code, mostly DataStateTracker.

Change-Id: I1433937bffdb29bd42fb1adbfcf0a50ceffac7dd

core/java/android/net/ConnectivityManager.java

@@ -1792,25 +1792,6 @@ public class ConnectivityManager {
         }
     }
 
-    /**
-     * Sets a secondary requirement bit for the given networkType.
-     * This requirement bit is generally under the control of the carrier
-     * or its agents and is not directly controlled by the user.
-     *
-     * @param networkType The network who's dependence has changed
-     * @param met Boolean - true if network use is OK, false if not
-     *
-     * <p>This method requires the call to hold the permission
-     * {@link android.Manifest.permission#CONNECTIVITY_INTERNAL}.
-     * {@hide}
-     */
-    public void setDataDependency(int networkType, boolean met) {
-        try {
-            mService.setDataDependency(networkType, met);
-        } catch (RemoteException e) {
-        }
-    }
-
     /**
      * Returns true if the hardware supports the given network type
      * else it returns false.  This doesn't indicate we have coverage
@@ -1891,20 +1872,6 @@ public class ConnectivityManager {
         }
     }
 
-    /**
-     * Supply the backend messenger for a network tracker
-     *
-     * @param networkType NetworkType to set
-     * @param messenger {@link Messenger}
-     * {@hide}
-     */
-    public void supplyMessenger(int networkType, Messenger messenger) {
-        try {
-            mService.supplyMessenger(networkType, messenger);
-        } catch (RemoteException e) {
-        }
-    }
-
     /**
      * Check mobile provisioning.
      *

core/java/android/net/IConnectivityManager.aidl

@@ -102,8 +102,6 @@ interface IConnectivityManager
 
     ProxyInfo getDefaultProxy();
 
-    void setDataDependency(int networkType, boolean met);
-
     boolean prepareVpn(String oldPackage, String newPackage);
 
     void setVpnPackageAuthorization(boolean authorized);
@@ -120,8 +118,6 @@ interface IConnectivityManager
 
     void captivePortalCheckCompleted(in NetworkInfo info, boolean isCaptivePortal);
 
-    void supplyMessenger(int networkType, in Messenger messenger);
-
     int findConnectionTypeForIface(in String iface);
 
     int checkMobileProvisioning(int suggestedTimeOutMs);