Remove existing NotAllowedError

fetch.bs

@@ -6706,7 +6706,7 @@ i.e. when a <a>fetch group</a> is <a for="fetch group">terminated</a>, or after
  <li><p>Let <var>document</var> be <var>request</var>'s <a for=request>client</a>.
 
  <li><p>If <var>request</var>'s <a for=request>URL</a>'s <a for=url>scheme</a> is not an
- <a>HTTP(S) scheme</a> then throw a {{TypeError}}.
+ <a>HTTP(S) scheme</a>, then throw a {{TypeError}}.
 
  <li><p>If <var>request</var>'s <a for=request>URL</a> is not a
  [=potentially trustworthy url=], then throw a "{{SecurityError}}" {{DOMException}}.
@@ -8715,11 +8715,6 @@ true if <a>this</a>'s <a for=FetchLaterResult>deferred record</a>'s
 method steps are:
 
 <ol>
- <li><p>If <var>requestObject</var>'s  <a>relevant settings object</a>'s
- <a for="environment settings object">origin</a> is not <a>same origin</a> with
- <var>requestObject</var>'s  <a>relevant settings object</a>'s
- <a for="environment">top-level origin</a>, then throw a {{NotAllowedError}}.
-
  <li><p>Let <var>requestObject</var> be the result of invoking the initial value of {{Request}} as
  constructor with <var>input</var> and <var>init</var> as arguments.