Revert "Hide task bar when folding before the new config renders the correct task bar"

This reverts commit dfb334f1e1.

Reason for revert: A bunch of WM fixes are in (b/291562764)

Change-Id: I9d08dab976cda112f802ee91256c09ef2026a01f

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

@@ -30,7 +30,6 @@ import static com.android.launcher3.util.DisplayController.CHANGE_DENSITY;
 import static com.android.launcher3.util.DisplayController.CHANGE_NAVIGATION_MODE;
 import static com.android.launcher3.util.DisplayController.CHANGE_TASKBAR_PINNING;
 import static com.android.launcher3.util.DisplayController.TASKBAR_NOT_DESTROYED_TAG;
-import static com.android.launcher3.util.Executors.MAIN_EXECUTOR;
 import static com.android.launcher3.util.Executors.UI_HELPER_EXECUTOR;
 import static com.android.launcher3.util.FlagDebugUtils.formatFlagChange;
 import static com.android.quickstep.util.SystemActionConstants.ACTION_SHOW_TASKBAR;
@@ -44,7 +43,6 @@ import android.content.Intent;
 import android.content.IntentFilter;
 import android.content.pm.ActivityInfo;
 import android.content.res.Configuration;
-import android.hardware.devicestate.DeviceStateManager;
 import android.hardware.display.DisplayManager;
 import android.net.Uri;
 import android.os.Handler;
@@ -111,7 +109,6 @@ public class TaskbarManager {
 
     private final Context mContext;
     private final @Nullable Context mNavigationBarPanelContext;
-    private final DeviceStateManager mDeviceStateManager;
     private WindowManager mWindowManager;
     private FrameLayout mTaskbarRootLayout;
     private boolean mAddedWindow;
@@ -178,8 +175,7 @@ public class TaskbarManager {
         }
     };
 
-    private final UnfoldTransitionProgressProvider.TransitionProgressListener
-            mUnfoldTransitionProgressListener =
+    UnfoldTransitionProgressProvider.TransitionProgressListener mUnfoldTransitionProgressListener =
             new UnfoldTransitionProgressProvider.TransitionProgressListener() {
                 @Override
                 public void onTransitionStarted() {
@@ -208,9 +204,6 @@ public class TaskbarManager {
                 }
             };
 
-    private final DeviceStateManager.FoldStateListener mFoldStateListener;
-    private Boolean mFolded;
-
     @SuppressLint("WrongConstant")
     public TaskbarManager(TouchInteractionService service) {
         Display display =
@@ -236,29 +229,6 @@ public class TaskbarManager {
                 }
             };
         }
-        // Temporary solution to mitigate the visual jump from folding the device. Currently, the
-        // screen turns on much earlier than we receive the onConfigurationChanged callback or
-        // receiving the correct device profile. While the ideal the solution is to align turning
-        // the screen on after onConfigurationChanged (by either delaying turning on the screen or
-        // figuring out what is causing the delay in getting onConfigurationChanged callback), one
-        // easy temporary mitigation is to dimming the bar so that the visual jump isn't as glaring.
-        mFoldStateListener = new DeviceStateManager.FoldStateListener(mContext, folded -> {
-            boolean firstTime = mFolded == null;
-            if (mTaskbarActivityContext == null) {
-                return;
-            }
-            if (!firstTime && mFolded.booleanValue() != folded) {
-                mTaskbarActivityContext.cancelHideTaskbarWhenFolding();
-            }
-            mFolded = folded;
-            if (folded && !firstTime) {
-                mTaskbarActivityContext.hideTaskbarWhenFolding();
-            } else {
-                mTaskbarActivityContext.resetHideTaskbarWhenUnfolding();
-            }
-        });
-        mDeviceStateManager = mContext.getSystemService(DeviceStateManager.class);
-        mDeviceStateManager.registerCallback(MAIN_EXECUTOR, mFoldStateListener);
         mNavButtonController = new TaskbarNavButtonController(service,
                 SystemUiProxy.INSTANCE.get(mContext), new Handler(),
                 AssistUtils.newInstance(mContext));
@@ -618,7 +588,6 @@ public class TaskbarManager {
         Log.d(TASKBAR_NOT_DESTROYED_TAG, "unregistering component callbacks from destroy().");
         mContext.unregisterComponentCallbacks(mComponentCallbacks);
         mContext.unregisterReceiver(mShutdownReceiver);
-        mDeviceStateManager.unregisterCallback(mFoldStateListener);
     }
 
     public @Nullable TaskbarActivityContext getCurrentActivityContext() {