Add recents position callback to SystemUiProxy

Flag: com.android.systemui.enable_underlay
Test: atest AmbientCueRepositoryTest
Test: atest AmbientCueInteractorTest
Test: atest AmbientCueViewModelTest
Test: atest TaskbarNavButtonControllerTest
Bug: 415914274
Bug: 415914083
Change-Id: Ie6c7412d3bbc9cd64e4c9993db47821962e1b1fc

quickstep/src/com/android/launcher3/taskbar/NavbarButtonsViewController.java

@@ -511,6 +511,13 @@ public class NavbarButtonsViewController implements TaskbarControllers.LoggableT
             navButtonController.onButtonClick(BUTTON_RECENTS, v);
             mHitboxExtender.onRecentsButtonClicked();
         });
+        mRecentsButton.addOnLayoutChangeListener(
+                (v, left, top, right, bottom, oldLeft, oldTop, oldRight, oldBottom) -> {
+                    int[] location = v.getLocationOnScreen();
+                    Rect bounds = new Rect(location[0], location[1], location[0] + v.getWidth(),
+                            location[1] + v.getHeight());
+                    navButtonController.onRecentsButtonLayoutChanged(bounds);
+                });
         mPropertyHolders.add(new StatePropertyHolder(mRecentsButton,
                 flags -> (flags & FLAG_KEYGUARD_VISIBLE) == 0 && (flags & FLAG_DISABLE_RECENTS) == 0
                         && !mContext.isNavBarKidsModeActive() && !mContext.isGestureNav()));