Update homepage summaries

- Network & internet
- Connected devices
- Display
- Wallpaper & style
- Accessibility
- Tips & support
- Also clear the redundant codes and tests.

Fixes: 183642373
Fixes: 189981034
Fixes: 190011428
Fixes: 190015037
Test: robotests & visual
Change-Id: Ide19fa5aff67e093d86b259c5e7a307b9ad37550

tests/robotests/src/com/android/settings/connecteddevice/TopLevelConnectedDevicesPreferenceControllerTest.java

@@ -23,16 +23,12 @@ import static com.google.common.truth.Truth.assertThat;
 
 import android.content.Context;
 
-import com.android.settings.R;
-
 import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.robolectric.RobolectricTestRunner;
 import org.robolectric.RuntimeEnvironment;
 import org.robolectric.annotation.Config;
-import org.robolectric.annotation.Implementation;
-import org.robolectric.annotation.Implements;
 
 @RunWith(RobolectricTestRunner.class)
 public class TopLevelConnectedDevicesPreferenceControllerTest {
@@ -56,20 +52,4 @@ public class TopLevelConnectedDevicesPreferenceControllerTest {
     public void getAvailabilityStatus_unsupportedWhenSet() {
         assertThat(mController.getAvailabilityStatus()).isEqualTo(UNSUPPORTED_ON_DEVICE);
     }
-
-    @Test
-    @Config(shadows = ShadowAdvancedConnectedDeviceController.class)
-    public void getSummary_shouldCallAdvancedConnectedDeviceController() {
-        assertThat(mController.getSummary())
-                .isEqualTo(mContext.getText(R.string.settings_label_launcher));
-    }
-
-    @Implements(AdvancedConnectedDeviceController.class)
-    private static class ShadowAdvancedConnectedDeviceController {
-
-        @Implementation
-        protected static int getConnectedDevicesSummaryResourceId(Context context) {
-            return R.string.settings_label_launcher;
-        }
-    }
 }