Remove summary loader in some fragments

- Summary Loader only works in injected items, but those fragments
are not injected to Settings UI. The SummaryLoader class them are
useless.

Bug: 141653158
Test: robolectric
Change-Id: I1ca0bf5a1f417b7fe86b28e96aff7d4aee2cf2d3

tests/robotests/src/com/android/settings/datausage/DataUsageSummaryTest.java

@@ -74,7 +74,6 @@ public class DataUsageSummaryTest {
     private TelephonyManager mTelephonyManager;
     private Context mContext;
     private FragmentActivity mActivity;
-    private SummaryLoader.SummaryProvider mSummaryProvider;
 
     /**
      * This set up is contrived to get a passing test so that the build doesn't block without tests.
@@ -96,9 +95,6 @@ public class DataUsageSummaryTest {
         shadowTelephonyManager.setTelephonyManagerForSubscriptionId(1, mTelephonyManager);
         mActivity = spy(Robolectric.buildActivity(FragmentActivity.class).get());
         doReturn(mNetworkStatsManager).when(mActivity).getSystemService(NetworkStatsManager.class);
-
-        mSummaryProvider = DataUsageSummary.SUMMARY_PROVIDER_FACTORY
-                .createSummaryProvider(mActivity, mSummaryLoader);
     }
 
     @Test
@@ -110,20 +106,6 @@ public class DataUsageSummaryTest {
         assertThat(formattedUsage).isEqualTo(formattedInIECUnit);
     }
 
-    @Test
-    public void setListening_shouldBlankSummaryWithNoSim() {
-        ShadowDataUsageUtils.HAS_SIM = false;
-        mSummaryProvider.setListening(true);
-        verify(mSummaryLoader).setSummary(mSummaryProvider, null);
-    }
-
-    @Test
-    public void setListening_shouldSetSummaryWithSim() {
-        ShadowDataUsageUtils.HAS_SIM = true;
-        mSummaryProvider.setListening(true);
-        verify(mSummaryLoader).setSummary(anyObject(), endsWith(" of data used"));
-    }
-
     @Test
     @Config(shadows = ShadowSubscriptionManager.class)
     public void configuration_withSim_shouldShowMobileAndWifi() {