Unbind TileService onNullBinding

Test: atest TileLifecycleManagerTest
Test: manual: adb shell dumpsys activity service
Test: sts test
Bug: 300903792
(cherry picked from https://googleplex-android-review.googlesource.com/q/commit:7cf363d1fe7c474120ae1c4a96c6adc4c8946d9f)
Merged-In: Ia8126ac65432b124683960e3ebf47301ba6172a1
Change-Id: Ia8126ac65432b124683960e3ebf47301ba6172a1

packages/SystemUI/src/com/android/systemui/qs/external/TileLifecycleManager.java

@@ -280,6 +280,11 @@ public class TileLifecycleManager extends BroadcastReceiver implements
         handlePendingMessages();
     }
 
+    @Override
+    public void onNullBinding(ComponentName name) {
+        executeSetBindService(false);
+    }
+
     @Override
     public void onServiceDisconnected(ComponentName name) {
         if (DEBUG) Log.d(TAG, "onServiceDisconnected " + name);

packages/SystemUI/tests/src/com/android/systemui/qs/external/TileLifecycleManagerTest.java

@@ -373,6 +373,30 @@ public class TileLifecycleManagerTest extends SysuiTestCase {
         verify(falseContext).bindServiceAsUser(any(), any(), eq(flags), any());
     }
 
+    @Test
+    public void testNullBindingCallsUnbind() {
+        Context mockContext = mock(Context.class);
+        // Binding has to succeed
+        when(mockContext.bindServiceAsUser(any(), any(), anyInt(), any())).thenReturn(true);
+        TileLifecycleManager manager = new TileLifecycleManager(mHandler, mockContext,
+                mock(IQSService.class),
+                mMockPackageManagerAdapter,
+                mMockBroadcastDispatcher,
+                mTileServiceIntent,
+                mUser,
+                mExecutor);
+
+        manager.executeSetBindService(true);
+        mExecutor.runAllReady();
+
+        ArgumentCaptor<ServiceConnection> captor = ArgumentCaptor.forClass(ServiceConnection.class);
+        verify(mockContext).bindServiceAsUser(any(), captor.capture(), anyInt(), any());
+
+        captor.getValue().onNullBinding(mTileServiceComponentName);
+        mExecutor.runAllReady();
+        verify(mockContext).unbindService(captor.getValue());
+    }
+
     private void mockChangeEnabled(long changeId, boolean enabled) {
         doReturn(enabled).when(() -> CompatChanges.isChangeEnabled(eq(changeId), anyString(),
                 any(UserHandle.class)));