Handle account operation cancelled

app/src/main/java/eu/faircode/email/FragmentAccount.java

@@ -24,6 +24,7 @@ import android.accounts.Account;
 import android.accounts.AccountManager;
 import android.accounts.AccountManagerCallback;
 import android.accounts.AccountManagerFuture;
+import android.accounts.OperationCanceledException;
 import android.app.Activity;
 import android.app.NotificationManager;
 import android.content.Context;
@@ -1210,6 +1211,7 @@ public class FragmentAccount extends FragmentEx {
                                             tilPassword.getEditText().setText(token);
                                         } catch (Throwable ex) {
                                             Log.e(ex);
+                                            if (!(ex instanceof OperationCanceledException))
                                                 Helper.unexpectedError(getContext(), getViewLifecycleOwner(), ex);
                                         } finally {
                                             btnAuthorize.setEnabled(true);

app/src/main/java/eu/faircode/email/FragmentSetup.java

@@ -24,6 +24,7 @@ import android.accounts.Account;
 import android.accounts.AccountManager;
 import android.accounts.AccountManagerCallback;
 import android.accounts.AccountManagerFuture;
+import android.accounts.OperationCanceledException;
 import android.annotation.TargetApi;
 import android.content.ComponentName;
 import android.content.ContentResolver;
@@ -893,6 +894,7 @@ public class FragmentSetup extends FragmentEx {
                                             auth_type = Helper.AUTH_TYPE_GMAIL;
                                         } catch (Throwable ex) {
                                             Log.e(ex);
+                                            if (!(ex instanceof OperationCanceledException))
                                                 Helper.unexpectedError(getContext(), getViewLifecycleOwner(), ex);
                                         } finally {
                                             etEmail.setEnabled(true);