Add new method getExtraIntentAction() in DashboardFeatureProvider.

Add a new method to get the extra intent-filter action to be used
to query the dynamic dashboard tiles.

Bug: 32739952
Test: make RunSettingsRoboTests
Change-Id: I96d9d8bd32ebe34b7c0df00c3fb4d8900b476c94

res/xml/development_prefs.xml

@@ -380,4 +380,8 @@
             android:title="@string/reset_shortcut_manager_throttling" />
      </PreferenceCategory>
 
+    <PreferenceCategory
+      android:key="dashboard_tile_placeholder"
+      android:order="200"/>
+
 </PreferenceScreen>

src/com/android/settings/dashboard/DashboardFeatureProvider.java

@@ -88,5 +88,9 @@ public interface DashboardFeatureProvider {
     ProgressiveDisclosureMixin getProgressiveDisclosureMixin(Context context,
             DashboardFragment fragment);
 
+    /**
+     * Returns additional intent filter action for dashboard tiles
+     */
+    String getExtraIntentAction();
 
 }

src/com/android/settings/dashboard/DashboardFeatureProviderImpl.java

@@ -51,7 +51,8 @@ public class DashboardFeatureProviderImpl implements DashboardFeatureProvider {
     private final CategoryManager mCategoryManager;
 
     public DashboardFeatureProviderImpl(Context context) {
-        this(context.getApplicationContext(), CategoryManager.get(context));
+        mContext = context;
+        mCategoryManager = CategoryManager.get(context, getExtraIntentAction());
     }
 
     @VisibleForTesting
@@ -182,4 +183,9 @@ public class DashboardFeatureProviderImpl implements DashboardFeatureProvider {
             DashboardFragment fragment) {
         return new ProgressiveDisclosureMixin(context, this, fragment);
     }
+
+    @Override
+    public String getExtraIntentAction() {
+        return null;
+    }
 }

tests/robotests/src/com/android/settings/dashboard/DashboardFeatureProviderImplTest.java

@@ -242,4 +242,9 @@ public class DashboardFeatureProviderImplTest {
                 CategoryKey.CATEGORY_HOMEPAGE).isEmpty())
                 .isFalse();
     }
+
+    @Test
+    public void testGetExtraIntentAction_shouldReturnNull() {
+        assertThat(mImpl.getExtraIntentAction()).isNull();
+    }
 }