[dev_option] Dismiss reboot dialog on screen rotation.

Bug: 356273849
Test: mp droid and locally checked that there are no errors and crashes
Flag: EXEMPT minor fix
Change-Id: Id60b304788bfb79fee13858c8e7bc30261f8e1c7

src/com/android/settings/development/RebootConfirmationDialogFragment.java

@@ -21,6 +21,7 @@ import android.app.settings.SettingsEnums;
 import android.content.DialogInterface;
 import android.os.Bundle;
 
+import androidx.annotation.VisibleForTesting;
 import androidx.appcompat.app.AlertDialog;
 import androidx.fragment.app.Fragment;
 import androidx.fragment.app.FragmentManager;
@@ -57,7 +58,8 @@ public class RebootConfirmationDialogFragment extends InstrumentedDialogFragment
         }
     }
 
-    private RebootConfirmationDialogFragment(
+    @VisibleForTesting
+    RebootConfirmationDialogFragment(
             int messageId, int cancelButtonId, RebootConfirmationDialogHost host) {
         mMessageId = messageId;
         mCancelButtonId = cancelButtonId;
@@ -92,4 +94,11 @@ public class RebootConfirmationDialogFragment extends InstrumentedDialogFragment
         super.onDismiss(dialog);
         mHost.onRebootDialogDismissed();
     }
+
+    @Override
+    public void onPause() {
+        dismiss();
+
+        super.onPause();
+    }
 }