If <em class="parameter"><code>username</code></em>'s password is
<em class="parameter"><code>oldpassword</code></em>, it is replaced with
<em class="parameter"><code>newpassword</code></em>.
<em class="parameter"><code>service</code></em> identifies which so-called "service"'s
If <em class="parameter"><code>username</code></em>'s password is
<em class="parameter"><code>oldpassword</code></em>, it is replaced with
<em class="parameter"><code>newpassword</code></em>.
<em class="parameter"><code>service</code></em> identifies which so-called "service"'s