InputMethodManager.peekInstance()もハイド？

      if (type == BufferType.EDITABLE || mInput != null ||
            needEditableForNotification) {
            Editable t = mEditableFactory.newEditable(text);
            text = t;
            setFilters(t, mFilters);
            InputMethodManager imm = InputMethodManager.peekInstance();
            if (imm != null) imm.restartInput(this);
        } else if (type == BufferType.SPANNABLE || mMovement != null) {
            text = mSpannableFactory.newSpannable(text);
        } else if (!(text instanceof CharWrapper)) {
            text = TextUtils.stringOrSpannedString(text);
        }

InputMethidManager.java

    /**
     * Private optimization: retrieve the global InputMethodManager instance,
     * if it exists.
     * @hide
     */
    static public InputMethodManager peekInstance() {
        return mInstance;
    }