Migrate wm package in sysui to WM shell lib - CarSystemUITest(4-1/n)

Context:
Seperate display listener registration out of constructor to prevent
cirsular initialize problem. Use builder to make sure
DisplayImeController and DisplaySystemBarsController will be initialized
properly.

Refeine DisplaySystemBarsControllerTest to factory pattern

Fix: 161963879
Bug: 161655636
Test: make CarSystemUI
Test: atest DisplaySystemBarsControllerTest
Change-Id: I756c4925c576700e6c262a2ecc8f36164ad6361e

packages/CarSystemUI/tests/src/com/android/systemui/wm/DisplaySystemBarsControllerTest.java

@@ -64,13 +64,13 @@ public class DisplaySystemBarsControllerTest extends SysuiTestCase {
     public void setUp() {
         MockitoAnnotations.initMocks(this);
 
-        mController = new DisplaySystemBarsController(
+        mController = new DisplaySystemBarsController.Builder(
                 mContext,
                 mIWindowManager,
                 mDisplayController,
                 mHandler,
                 mTransactionPool
-        );
+        ).build();
     }
 
     @Test