Fix LocationManagerTest:testSendExtraCommand.

Change test to no longer do a NPE assertion.

Bug 2220014
diff --git a/tests/tests/location/src/android/location/cts/LocationManagerTest.java b/tests/tests/location/src/android/location/cts/LocationManagerTest.java
index 335e12e..e034cdf 100755
--- a/tests/tests/location/src/android/location/cts/LocationManagerTest.java
+++ b/tests/tests/location/src/android/location/cts/LocationManagerTest.java
@@ -716,12 +716,7 @@
         assertFalse(mManager.sendExtraCommand(TEST_MOCK_PROVIDER_NAME, "unknown", new Bundle()));
 
         assertNull(mManager.getProvider(UNKNOWN_PROVIDER_NAME));
-        try {
-            mManager.sendExtraCommand(UNKNOWN_PROVIDER_NAME, "unknown", new Bundle());
-            fail("Should throw NullPointerException if the provider does not exist!");
-        } catch (NullPointerException e) {
-            // expected
-        }
+        assertFalse(mManager.sendExtraCommand(UNKNOWN_PROVIDER_NAME, "unknown", new Bundle()));
     }
 
     @TestTargets({