Remove test for SearchManager activity context restriction.

This restriction was removed in https://android-git.corp.google.com/g/4908
see http://b/issue?id=1926254

tests/AndroidTests/src/com/android/unit_tests/SearchManagerTest.java

@@ -125,26 +125,6 @@ public class SearchManagerTest extends ActivityInstrumentationTestCase2<LocalAct
         assertNotNull(getSearchManagerService());
     }
     
-    /**
-     * The goal of this test is to confirm that we can *only* obtain a search manager
-     * interface from an Activity context.
-     */
-    @MediumTest
-    public void testSearchManagerContextRestrictions() {
-        SearchManager searchManager1 = (SearchManager)
-                mContext.getSystemService(Context.SEARCH_SERVICE);
-        assertNotNull(searchManager1);
-        
-        Context applicationContext = mContext.getApplicationContext();
-        // this should fail, because you can't get a SearchManager from a non-Activity context
-        try {
-            applicationContext.getSystemService(Context.SEARCH_SERVICE);
-            assertFalse("Shouldn't retrieve SearchManager from a non-Activity context", true);
-        } catch (AndroidRuntimeException e) {
-            // happy here - we should catch this.
-        }
-    }
-    
     /**
      * The goal of this test is to confirm that we can obtain
      * a search manager at any time, and that for any given context,