Add search provider for system dashboard fragment.

Bug: 31801428
Test: manual
Test:make RunSettingsRoboTests
Change-Id: I6a80d64ed9755f4ddcfde33a82be04cfcbf0495b

src/com/android/settings/search/SearchIndexableResources.java

@@ -51,6 +51,7 @@ import com.android.settings.notification.ZenModeSettings;
 import com.android.settings.notification.ZenModeVisualInterruptionSettings;
 import com.android.settings.print.PrintSettingsFragment;
 import com.android.settings.sim.SimSettings;
+import com.android.settings.system.SystemDashboardFragment;
 import com.android.settings.users.UserSettings;
 import com.android.settings.wifi.AdvancedWifiSettings;
 import com.android.settings.wifi.SavedAccessPointsWifiSettings;
@@ -326,6 +327,13 @@ public final class SearchIndexableResources {
                         R.xml.zen_mode_visual_interruptions_settings,
                         ZenModeVisualInterruptionSettings.class.getName(),
                         R.drawable.ic_settings_notifications));
+
+        sResMap.put(SystemDashboardFragment.class.getName(),
+                new SearchIndexableResource(
+                        Ranking.getRankForClassName(SystemDashboardFragment.class.getName()),
+                        NO_DATA_RES_ID,
+                        SystemDashboardFragment.class.getName(),
+                        R.drawable.ic_settings_about));
     }
 
     private SearchIndexableResources() {