Merge "Handle BadTokenException when adding IME ink window" into main

        }

        getDecorView().setVisibility(keepInvisible ? View.INVISIBLE : View.VISIBLE);

        if (!mIsViewAdded) {

            try {

                mWindowManager.addView(getDecorView(), getAttributes());

                mIsViewAdded = true;

            } catch (WindowManager.BadTokenException | WindowManager.InvalidDisplayException e) {

                // Similar to SoftInputWindow#show(), just ignore this exception. Since show() can

                // be requested from other components such as the system and there could be multiple

                // event queues before the request finally arrives here, the system may have already

                // invalidated the window token attached to our window. In such a scenario,

                // receiving BadTokenException here is an expected behavior. We just ignore it.

                Slog.i(InputMethodService.TAG,

                        "Probably the IME/InkWindow token is already invalidated."

                        + " InkWindow#show() does nothing.");

            }

        }

    }