Add a suggestion: showing new device features

- New suggestion activity
- Removed useless api SuggestionFeatureProvider.isPresent().

- Also updated support activity search indexing icon and summary

Change-Id: Ib52cf26a985f57bf0aac918606b10f75bd024639
Fix: 62034077
Fix: 62196070
Test: make RunSettingsRoboTests

src/com/android/settings/dashboard/suggestions/SuggestionFeatureProviderImpl.java

@@ -18,6 +18,7 @@ package com.android.settings.dashboard.suggestions;
 
 import android.content.ComponentName;
 import android.content.Context;
+import android.content.SharedPreferences;
 import android.content.pm.PackageManager;
 import android.support.annotation.NonNull;
 import android.util.Log;
@@ -25,6 +26,7 @@ import android.util.Log;
 import com.android.internal.logging.nano.MetricsProto;
 import com.android.settings.core.instrumentation.MetricsFeatureProvider;
 import com.android.settings.overlay.FeatureFactory;
+import com.android.settings.support.NewDeviceIntroSuggestionActivity;
 import com.android.settingslib.drawer.Tile;
 import com.android.settingslib.suggestions.SuggestionParser;
 
@@ -35,6 +37,8 @@ public class SuggestionFeatureProviderImpl implements SuggestionFeatureProvider
     private static final String TAG = "SuggestionFeature";
     private static final int EXCLUSIVE_SUGGESTION_MAX_COUNT = 3;
 
+    private static final String SHARED_PREF_FILENAME = "suggestions";
+
     private final SuggestionRanker mSuggestionRanker;
     private final MetricsFeatureProvider mMetricsFeatureProvider;
 
@@ -44,16 +48,19 @@ public class SuggestionFeatureProviderImpl implements SuggestionFeatureProvider
     }
 
     @Override
-    public boolean isPresent(@NonNull ComponentName component) {
+    public boolean isSuggestionCompleted(Context context, @NonNull ComponentName component) {
+        final String className = component.getClassName();
+        if (className.equals(NewDeviceIntroSuggestionActivity.class.getName())) {
+            return NewDeviceIntroSuggestionActivity.isSuggestionComplete(context);
+        }
         return false;
     }
 
     @Override
-    public boolean isSuggestionCompleted(Context context, @NonNull ComponentName component) {
-        return false;
+    public SharedPreferences getSharedPrefs(Context context) {
+        return context.getSharedPreferences(SHARED_PREF_FILENAME, Context.MODE_PRIVATE);
     }
 
-
     public SuggestionFeatureProviderImpl(Context context) {
         final Context appContext = context.getApplicationContext();
         mSuggestionRanker = new SuggestionRanker(