Revert "Don't offer the BT sharing option to the user if BT is disallowed."

Causes boot loop issue:

02-15 02:31:59.785   770   770 E System  : Caused by: java.lang.IllegalArgumentException: Unknown component: com.android.bluetooth/com.android.bluetooth.opp.BluetoothOppLauncherActivity
02-15 02:31:59.785   770   770 E System  : .at com.android.server.pm.PackageManagerService.setEnabledSetting(PackageManagerService.java:18500)
02-15 02:31:59.785   770   770 E System  : .at com.android.server.pm.PackageManagerService.setComponentEnabledSetting(PackageManagerService.java:18461)
02-15 02:31:59.785   770   770 E System  : .at android.app.ApplicationPackageManager.setComponentEnabledSetting(ApplicationPackageManager.java:2129)
02-15 02:31:59.785   770   770 E System  : .at com.android.server.BluetoothManagerService.updateOppLauncherComponentState(BluetoothManagerService.java:2036)

This reverts commit 77fe44ffb6b5d40daf3b127cb36d5111b7618cc1.

Change-Id: Ia079bb2fcc91bb5979a3840ab50b9d9ddda1cf24
(cherry picked from commit 8b4838e5e3d512f77d2772d4db7020349f2a9843)
diff --git a/services/core/java/com/android/server/BluetoothManagerService.java b/services/core/java/com/android/server/BluetoothManagerService.java
index 2ca1b4e..e7f1d16 100644
--- a/services/core/java/com/android/server/BluetoothManagerService.java
+++ b/services/core/java/com/android/server/BluetoothManagerService.java
@@ -218,11 +218,6 @@
         @Override
         public void onUserRestrictionsChanged(int userId, Bundle newRestrictions,
                 Bundle prevRestrictions) {
-            if (!newRestrictions.containsKey(UserManager.DISALLOW_BLUETOOTH)
-                    && !prevRestrictions.containsKey(UserManager.DISALLOW_BLUETOOTH)) {
-                // The relevant restriction has not changed - do nothing.
-                return;
-            }
             final boolean bluetoothDisallowed =
                     newRestrictions.getBoolean(UserManager.DISALLOW_BLUETOOTH);
             if ((mEnable || mEnableExternal) && bluetoothDisallowed) {
@@ -233,7 +228,6 @@
                             e);
                 }
             }
-            updateOppLauncherComponentState(bluetoothDisallowed);
         }
     };
 
@@ -959,9 +953,7 @@
         UserManagerInternal userManagerInternal =
                 LocalServices.getService(UserManagerInternal.class);
         userManagerInternal.addUserRestrictionsListener(mUserRestrictionsListener);
-        final boolean isBluetoothDisallowed = isBluetoothDisallowed();
-        updateOppLauncherComponentState(isBluetoothDisallowed);
-        if (isBluetoothDisallowed) {
+        if (isBluetoothDisallowed()) {
             return;
         }
         if (mEnableExternal && isBluetoothPersistedStateOnBluetooth()) {
@@ -2019,24 +2011,6 @@
         }
     }
 
-    /**
-     * Disables BluetoothOppLauncherActivity component, so the Bluetooth sharing option is not
-     * offered to the user if Bluetooth is disallowed. Puts the component to its default state if
-     * Bluetooth is not disallowed.
-     *
-     * @param bluetoothDisallowed whether the {@link UserManager.DISALLOW_BLUETOOTH} user
-     * restriction was set.
-     */
-    private void updateOppLauncherComponentState(boolean bluetoothDisallowed) {
-        final ComponentName oppLauncherComponent = new ComponentName("com.android.bluetooth",
-                "com.android.bluetooth.opp.BluetoothOppLauncherActivity");
-        final int newState = bluetoothDisallowed
-                ? PackageManager.COMPONENT_ENABLED_STATE_DISABLED
-                : PackageManager.COMPONENT_ENABLED_STATE_DEFAULT;
-        mContext.getPackageManager()
-                .setComponentEnabledSetting(oppLauncherComponent, newState, 0);
-    }
-
     @Override
     public void dump(FileDescriptor fd, PrintWriter writer, String[] args) {
         mContext.enforceCallingOrSelfPermission(android.Manifest.permission.DUMP, TAG);