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Remove the origin aliasing concept
Turns out effective script origins are shared, not aliased. Fixes #794.
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Lines changed: 50 additions & 81 deletions
Original file line numberDiff line numberDiff line change
@@ -75963,18 +75963,21 @@ dictionary <dfn>DragEventInit</dfn> : <span>MouseEventInit</span> {
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origin</span> of <var>document</var>:</p>
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<ul>
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<li><p>If the new <span>browsing context</span> has a <span>creator browsing context</span>,
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then the <span>origin</span> of <var>document</var> is an <span
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data-x="concept-origin-alias">alias</span> to the <span>origin</span> of the <span>creator
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<code>Document</code></span> and the <span>effective script origin</span> of
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<var>document</var> is initially an <span data-x="concept-origin-alias">alias</span> to the
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<span>effective script origin</span> of the <span>creator
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<code>Document</code></span>.</p></li>
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<li>
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<p>If the new <span>browsing context</span> has a <span>creator browsing context</span>,
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then the <span>origin</span> of <var>document</var> is a copy of the <span>origin</span> of
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the <span>creator <code>Document</code></span> and the <span>effective script origin</span> of
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<var>document</var> is the <span>effective script origin</span> of the <span>creator
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<code>Document</code></span>.</p>
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<p class="note">The <span>effective script origin</span> is shared and not copied
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purposefully.</p>
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</li>
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<li><p>Otherwise, the <span>origin</span> of <var>document</var> is a globally unique
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identifier assigned when the new <span>browsing context</span> is created and the
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<span>effective script origin</span> of <var>document</var> is initially an <span
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data-x="concept-origin-alias">alias</span> to its <span>origin</span>.</p></li>
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<span>effective script origin</span> of <var>document</var> is a copy of its
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<span>origin</span>.</p></li>
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</ul>
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</li>
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@@ -78102,23 +78105,13 @@ callback <dfn>FrameRequestCallback</dfn> = void (<span>DOMHighResTimeStamp</span
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connections, to ensure that if the site's secure certificate changes, the origin is considered to
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change as well.</p>
7810478107

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<dt><dfn data-x="concept-origin-aliases">Aliases</dfn></dt>
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<dd>
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<p>A reference to another <span>origin</span> or <span>effective script origin</span>.</p>
78111-
78112-
7811378108
</dl>
7811478109

78115-
<div w-nodev>
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<p class="note">An <span>effective script origin</span> can be shared, e.g., among multiple
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<code>Document</code> objects, and can be changed through the <code
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data-x="dom-document-domain">document.domain</code> API.</p>
7811678113

78117-
<p>An <span>origin</span> or <span>effective script origin</span> can be defined as an <dfn
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data-x="concept-origin-alias">alias</dfn> to another <span>origin</span> or <span>effective script
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origin</span>. The value of the <span>origin</span> or <span>effective script origin</span> is
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then the value of the <span>origin</span> or <span>effective script origin</span> to which it is
78121-
an alias.</p>
78114+
<div w-nodev>
7812278115

7812378116
<p>These characteristics are defined as follows:</p>
7812478117

@@ -78148,9 +78141,8 @@ callback <dfn>FrameRequestCallback</dfn> = void (<span>DOMHighResTimeStamp</span
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<p>The <span>origin</span> is a globally unique identifier assigned when the
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<code>Document</code> is created.</p>
7815078143

78151-
<p>The <span>effective script origin</span> is initially an <span
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data-x="concept-origin-alias">alias</span> to the <span>origin</span> of the
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<code>Document</code>.</p>
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<p>The <span>effective script origin</span> is initially a copy of the <span>origin</span> of
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the <code>Document</code>.</p>
7815478146

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</dd>
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@@ -78160,12 +78152,11 @@ callback <dfn>FrameRequestCallback</dfn> = void (<span>DOMHighResTimeStamp</span
7816078152

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<dd>
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78163-
<p>The <span>origin</span> is an <span data-x="concept-origin-alias">alias</span> to the
78164-
<span>origin</span> of <span>the <code>Document</code>'s address</span>.</p>
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<p>The <span>origin</span> is a copy of the <span title="concept-url-origin">origin</span> of
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<span>the <code>Document</code>'s address</span>.</p>
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78166-
<p>The <span>effective script origin</span> is initially an <span
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data-x="concept-origin-alias">alias</span> to the <span>origin</span> of the
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<code>Document</code>.</p>
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<p>The <span>effective script origin</span> is initially a copy of the <span>origin</span> of
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the <code>Document</code>.</p>
7816978160

7817078161
</dd>
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@@ -78176,15 +78167,14 @@ callback <dfn>FrameRequestCallback</dfn> = void (<span>DOMHighResTimeStamp</span
7817678167

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<dd>
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78179-
<p>The <span>origin</span> is an <span data-x="concept-origin-alias">alias</span> to the
78180-
<span>origin</span> specified by the <span>incumbent settings object</span> when the <span>navigate</span>
78181-
algorithm was invoked, or, if no <span data-x="concept-script">script</span> was involved, of
78182-
the <span>node document</span> of the element that initiated the <span
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data-x="navigate">navigation</span> to that <span>URL</span>.</p>
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<p>The <span>origin</span> is a copy of the <span>origin</span> specified by the
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<span>incumbent settings object</span> when the <span>navigate</span> algorithm was invoked,
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or, if no <span data-x="concept-script">script</span> was involved, of the <span>node
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document</span> of the element that initiated the <span data-x="navigate">navigation</span> to
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that <span>URL</span>.</p>
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78185-
<p>The <span>effective script origin</span> is initially an <span
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data-x="concept-origin-alias">alias</span> to the <span>effective script origin</span> of that
78187-
same <span>environment settings object</span> or <code>Document</code>.</p>
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<p>The <span>effective script origin</span> is the <span>effective script origin</span> of
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that same <span>environment settings object</span> or <code>Document</code>.</p>
7818878178

7818978179
</dd>
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@@ -78205,13 +78195,12 @@ callback <dfn>FrameRequestCallback</dfn> = void (<span>DOMHighResTimeStamp</span
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<dd>
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78208-
<p>The <span>origin</span> is an <span data-x="concept-origin-alias">alias</span> to the
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<span>origin</span> of the <span>active document</span> of the <span>browsing context</span>
78210-
being navigated when the <span>navigate</span> algorithm was invoked.</p>
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<p>The <span>origin</span> is a copy of the <span>origin</span> of the <span>active
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document</span> of the <span>browsing context</span> being navigated when the
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<span>navigate</span> algorithm was invoked.</p>
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78212-
<p>The <span>effective script origin</span> is initially an <span
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data-x="concept-origin-alias">alias</span> to the <span>effective script origin</span> of that
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same <code>Document</code>.</p>
78202+
<p>The <span>effective script origin</span> is the <span>effective script origin</span> of
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that same <code>Document</code>.</p>
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7821678205
</dd>
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@@ -78221,13 +78210,11 @@ callback <dfn>FrameRequestCallback</dfn> = void (<span>DOMHighResTimeStamp</span
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<dd>
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78224-
<p>The <span>origin</span> of the <code>Document</code> is an <span
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data-x="concept-origin-alias">alias</span> to the <span>origin</span> of the
78226-
<code>Document</code>'s <span data-x="concept-document-bc">browsing context</span>'s
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<p>The <span>origin</span> of the <code>Document</code> is a copy of the <span>origin</span>
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of the <code>Document</code>'s <span data-x="concept-document-bc">browsing context</span>'s
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<span>browsing context container</span>'s <span>node document</span>.</p>
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78229-
<p>The <span>effective script origin</span> is initially an <span
78230-
data-x="concept-origin-alias">alias</span> to the <span>effective script origin</span> of the
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<p>The <span>effective script origin</span> is the <span>effective script origin</span> of the
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<code>Document</code>'s <span data-x="concept-document-bc">browsing context</span>'s
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<span>browsing context container</span>'s <span>node document</span>.</p>
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@@ -78244,9 +78231,8 @@ callback <dfn>FrameRequestCallback</dfn> = void (<span>DOMHighResTimeStamp</span
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<p>The default behaviour as defined in the WHATWG DOM standard applies. <ref spec=DOM>.</p>
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<p class="note">The <span>origin</span> is a globally unique identifier assigned when the
78247-
<code>Document</code> is created, and the <span>effective script origin</span> is initially an
78248-
<span data-x="concept-origin-alias">alias</span> to the <span>origin</span> of the
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<code>Document</code>.</p>
78234+
<code>Document</code> is created, and the <span>effective script origin</span> is a copy of
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the <span>origin</span> of the <code>Document</code>.</p>
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</dd>
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@@ -78273,11 +78259,8 @@ callback <dfn>FrameRequestCallback</dfn> = void (<span>DOMHighResTimeStamp</span
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<dt>If the image data is <span>CORS-same-origin</span></dt>
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78276-
<dd>The <span>origin</span> is an <span data-x="concept-origin-alias">alias</span> to the
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<span>origin</span> of the <code>img</code> element's <span>node document</span>.</dd>
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<!-- all image loads go through the "potentially CORS-enabled fetch" algorithm so they're all
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either CORS-cross-origin or CORS-same-origin if they succeed at all -->
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<dd>The <span>origin</span> is a copy of the <span>origin</span> of the <code>img</code>
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element's <span>node document</span>.</dd>
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</dl>
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@@ -78300,8 +78283,8 @@ callback <dfn>FrameRequestCallback</dfn> = void (<span>DOMHighResTimeStamp</span
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<dt>If the <span>media data</span> is <span>CORS-same-origin</span></dt>
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78303-
<dd>The <span>origin</span> is an <span data-x="concept-origin-alias">alias</span> to the
78304-
<span>origin</span> of the <span>media element</span>'s <span>node document</span>.</dd>
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<dd>The <span>origin</span> is a copy of the <span>origin</span> of the <span>media
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element</span>'s <span>node document</span>.</dd>
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</dl>
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@@ -78315,16 +78298,14 @@ callback <dfn>FrameRequestCallback</dfn> = void (<span>DOMHighResTimeStamp</span
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7831678299
<dd>
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78318-
<p>The <span>origin</span> of a downloadable Web font is an <span
78319-
data-x="concept-origin-alias">alias</span> to the <span>origin</span> of the <span>absolute
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URL</span> used to obtain the font (after any redirects). <ref spec=CSSFONTS>
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<ref spec=CSSFONTLOAD></p> <!-- this means you can get data from a remote
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site if you can make it redirect to your own site in some fashion controlled by the data you
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want to read -->
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<p>The <span>origin</span> of a downloadable Web font is a copy of the <span
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title="concept-url-origin">origin</span> of the <span>absolute URL</span> used to obtain the
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font (after any redirects). <ref spec=CSSFONTS> <ref spec=CSSFONTLOAD></p> <!-- this means you
78304+
can get data from a remote site if you can make it redirect to your own site in some fashion
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controlled by the data you want to read -->
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78325-
<p>The <span>origin</span> of a locally installed system font is an <span
78326-
data-x="concept-origin-alias">alias</span> to the <span>origin</span> of the
78327-
<code>Document</code> in which that font is being used.</p>
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<p>The <span>origin</span> of a locally installed system font is a copy of the
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<span>origin</span> of the <code>Document</code> in which that font is being used.</p>
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7832978310
<p>Fonts do not have an <span>effective script origin</span>.</p>
7833078311

@@ -78336,14 +78317,6 @@ callback <dfn>FrameRequestCallback</dfn> = void (<span>DOMHighResTimeStamp</span
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a particular <span>URL</span>, <code>Document</code>, image, <span>media element</span>, or
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font.</p>
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78339-
<!-- e.g.:
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78341-
<p>The <span>origin</span> of a <code>Document</code> object returned by the
78342-
<code>XMLHttpRequest</code> API is an <span data-x="concept-origin-alias">alias</span> to the
78343-
<span>XMLHttpRequest origin</span> of the <code>XMLHttpRequest</code> object.</p>
78344-
78345-
-->
78346-
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<hr>
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<p>The <dfn>Unicode serialisation of an origin</dfn> is the string obtained by applying the
@@ -78520,10 +78493,6 @@ callback <dfn>FrameRequestCallback</dfn> = void (<span>DOMHighResTimeStamp</span
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<li><p>Set this <code>Document</code> object's <span data-x="the document's domain">domain</span>
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to <var>host</var>.</p></li>
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78523-
<li><p>If the <span>effective script origin</span> of this <code>Document</code> is an <span
78524-
data-x="concept-origin-alias">alias</span>, set it to the value of the <span>effective script
78525-
origin</span> (essentially de-aliasing the <span>effective script origin</span>).</p></li>
78526-
7852778496
<li><p>Set the host component of the <span>effective script origin</span> tuple of this
7852878497
<code>Document</code> to <var>host</var>.</p>
7852978498

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