Stop double notifying a11y about Toasts. am: 532c7999

        }

        if (changedVisibility || regainedFocus) {

            // Toasts are presented as notifications - don't present them as windows as well

            boolean isToast = (mWindowAttributes == null) ? false

                    : (mWindowAttributes.type == WindowManager.LayoutParams.TYPE_TOAST);

            if (!isToast) {

                host.sendAccessibilityEvent(AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED);

            }

        }

        mFirst = false;

        mWillDrawSoon = false;