Add and expose SearchManager.getSearchableInfo()

This method is needed by QuickSearchBox to get the searchability
meta-data for an activity.

Change-Id: I1b7a72d4dde1ff15410288cfdc33c043738be977

api/current.xml

@@ -23739,6 +23739,19 @@
 </implements>
 <implements name="android.content.DialogInterface.OnDismissListener">
 </implements>
+<method name="getSearchableInfo"
+ return="android.app.SearchableInfo"
+ abstract="false"
+ native="false"
+ synchronized="false"
+ static="false"
+ final="false"
+ deprecated="not deprecated"
+ visibility="public"
+>
+<parameter name="componentName" type="android.content.ComponentName">
+</parameter>
+</method>
 <method name="getSearchablesInGlobalSearch"
  return="java.util.List&lt;android.app.SearchableInfo&gt;"
  abstract="false"

core/java/android/app/SearchManager.java

@@ -2030,8 +2030,23 @@ public class SearchManager
     }
 
     /**
-     * Gets information about a searchable activity. This method is static so that it can
-     * be used from non-Activity contexts.
+     * Gets information about a searchable activity.
+     *
+     * @param componentName The activity to get searchable information for.
+     * @return Searchable information, or <code>null</code> if the activity does not
+     *         exist, or is not searchable.
+     */
+    public SearchableInfo getSearchableInfo(ComponentName componentName) {
+        try {
+            return mService.getSearchableInfo(componentName, false);
+        } catch (RemoteException ex) {
+            Log.e(TAG, "getSearchableInfo() failed: " + ex);
+            return null;
+        }
+    }
+
+    /**
+     * Gets information about a searchable activity.
      *
      * @param componentName The activity to get searchable information for.
      * @param globalSearch If <code>false</code>, return information about the given activity.