docs: bug 37127405, typo am: cce5e4f4

 *         transfers the object to the <em>Prepared</em> state once the method call

 *         returns, or a call to {@link #prepareAsync()} (asynchronous) which

 *         first transfers the object to the <em>Preparing</em> state after the

 *         call returns (which occurs almost right way) while the internal

 *         call returns (which occurs almost right away) while the internal

 *         player engine continues working on the rest of preparation work

 *         until the preparation work completes. When the preparation completes or when {@link #prepare()} call returns,

 *         the internal player engine then calls a user supplied callback method,