Remove the deprecated class DataUsageBase.

- and update all its subclass to extend DataUsageBaseFragment instead.

Bug: 111751694
Test: make RunSettingsRoboTests
Change-Id: Ic5720af43082d8b39642b6a539515f3f20d32694

src/com/android/settings/datausage/DataUsageList.java

@@ -76,12 +76,12 @@ import java.util.List;
  * Panel showing data usage history across various networks, including options
  * to inspect based on usage cycle and control through {@link NetworkPolicy}.
  */
-public class DataUsageList extends DataUsageBase {
+public class DataUsageList extends DataUsageBaseFragment {
 
     public static final String EXTRA_SUB_ID = "sub_id";
     public static final String EXTRA_NETWORK_TEMPLATE = "network_template";
 
-    private static final String TAG = "DataUsage";
+    private static final String TAG = "DataUsageList";
     private static final boolean LOGD = false;
 
     private static final String KEY_USAGE_AMOUNT = "usage_amount";
@@ -140,7 +140,6 @@ public class DataUsageList extends DataUsageBase {
 
         mUidDetailProvider = new UidDetailProvider(context);
 
-        addPreferencesFromResource(R.xml.data_usage_list);
         mUsageAmount = findPreference(KEY_USAGE_AMOUNT);
         mChart = (ChartDataUsagePreference) findPreference(KEY_CHART_DATA);
         mApps = (PreferenceGroup) findPreference(KEY_APPS_GROUP);
@@ -235,6 +234,16 @@ public class DataUsageList extends DataUsageBase {
         super.onDestroy();
     }
 
+    @Override
+    protected int getPreferenceScreenResId() {
+        return R.xml.data_usage_list;
+    }
+
+    @Override
+    protected String getLogTag() {
+        return TAG;
+    }
+
     void processArgument() {
         final Bundle args = getArguments();
         if (args != null) {