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'nested through' is not a thing anymore. (WICG#6)
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Closes whatwg/html#5149.
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@mikewest
mikewest authored Jan 9, 2020
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6 changes: 3 additions & 3 deletions index.bs
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Expand Up @@ -79,6 +79,7 @@ spec:html; type:dfn; text: browsing context group
spec:fetch; type:dfn; for:/; text:response
spec:fetch; type:dfn; for:/; text:cross-origin resource policy check
spec:html; type:dfn; for:/; text:global object
spec:html; type:dfn; for:/; text:container document
</pre>

Introduction {#intro}
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1. Return "`Allowed`" if any of the following statements are true:

* |target| is not a [=nested browsing context=].
* The {{Document}} [=nested through|through which=] |target| is nested has an
[=document/embedder policy=] of "`unsafe-none`".
* |target| is not a [=child browsing context=].
* |target|'s [=container document=]'s [=document/embedder policy=] is "`unsafe-none`".
* The result of [$parse header|obtaining an embedder policy$] from |response| is
"`require-corp`".

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25 changes: 19 additions & 6 deletions index.html
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Expand Up @@ -1213,7 +1213,7 @@
}
</style>
<meta content="Bikeshed version 83d3ceadc5400c8422976bbcbe49615aace9cf1e" name="generator">
<meta content="915c808a750e17f553b1385e435ac2cad11761bb" name="document-revision">
<meta content="3eecea4eca0328c6c6959d8a978071121611bc60" name="document-revision">
<style>/* style-md-lists */

/* This is a weird hack for me not yet following the commonmark spec
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<p>Return "<code>Allowed</code>" if any of the following statements are true:</p>
<ul>
<li data-md>
<p><var>target</var> is not a <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/browsers.html#nested-browsing-context" id="ref-for-nested-browsing-context①">nested browsing context</a>.</p>
<p><var>target</var> is not a <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/browsers.html#child-browsing-context" id="ref-for-child-browsing-context">child browsing context</a>.</p>
<li data-md>
<p>The <code class="idl"><a data-link-type="idl" href="https://dom.spec.whatwg.org/#document" id="ref-for-document②">Document</a></code> <a data-link-type="dfn">through which</a> <var>target</var> is nested has an <a data-link-type="dfn" href="#document-embedder-policy" id="ref-for-document-embedder-policy⑦">embedder policy</a> of "<code>unsafe-none</code>".</p>
<p><var>target</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/browsers.html#bc-container-document" id="ref-for-bc-container-document">container document</a>'s <a data-link-type="dfn" href="#document-embedder-policy" id="ref-for-document-embedder-policy⑦">embedder policy</a> is "<code>unsafe-none</code>".</p>
<li data-md>
<p>The result of <a data-link-type="abstract-op" href="#abstract-opdef-obtain-a-responses-embedder-policy" id="ref-for-abstract-opdef-obtain-a-responses-embedder-policy②">obtaining an embedder policy</a> from <var>response</var> is
"<code>require-corp</code>".</p>
Expand Down Expand Up @@ -1778,7 +1778,7 @@ <h4 class="heading settled" data-level="3.2.1" id="corp-check"><span class="secn
<li data-md>
<p><var>request</var>’s <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#concept-request-origin" id="ref-for-concept-request-origin①">origin</a>'s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/origin.html#concept-origin-host" id="ref-for-concept-origin-host">host</a> is <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/origin.html#same-site" id="ref-for-same-site">same site</a> with <var>request</var>’s <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#concept-request-current-url" id="ref-for-concept-request-current-url①">current URL</a>'s <a data-link-type="dfn" href="https://url.spec.whatwg.org/#concept-url-origin" id="ref-for-concept-url-origin①">origin</a>'s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/origin.html#concept-origin-host" id="ref-for-concept-origin-host①">host</a>.</p>
<li data-md>
<p><var>request</var>’s <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#concept-request-origin" id="ref-for-concept-request-origin②">origin</a>'s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/origin.html#concept-origin-scheme" id="ref-for-concept-origin-scheme">scheme</a> is "<code>https</code>", or <var>response</var>’s <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#concept-response-https-state" id="ref-for-concept-response-https-state">HTTPS state</a> is "<code>unsafe-none</code>".</p>
<p><var>request</var>’s <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#concept-request-origin" id="ref-for-concept-request-origin②">origin</a>'s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/origin.html#concept-origin-scheme" id="ref-for-concept-origin-scheme">scheme</a> is "<code>https</code>", or <var>response</var>’s <a data-link-type="dfn" href="https://fetch.spec.whatwg.org/#concept-response-https-state" id="ref-for-concept-response-https-state">HTTPS state</a> is "<code>none</code>".</p>
</ul>
<p>Otherwise, return <code>blocked</code>.</p>
<p class="note" role="note"><span>Note:</span> <code>Cross-Origin-Resource-Policy: same-site</code> does not consider a response delivered
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<a href="https://dom.spec.whatwg.org/#document">https://dom.spec.whatwg.org/#document</a><b>Referenced in:</b>
<ul>
<li><a href="#ref-for-document">3.1. Integration with HTML</a> <a href="#ref-for-document①">(2)</a>
<li><a href="#ref-for-document②">3.1.2. Process a navigation response</a>
</ul>
</aside>
<aside class="dfn-panel" data-for="term-for-sec-sharedarraybuffer-objects">
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<li><a href="#ref-for-browsing-context①">3.1.2. Process a navigation response</a>
</ul>
</aside>
<aside class="dfn-panel" data-for="term-for-child-browsing-context">
<a href="https://html.spec.whatwg.org/multipage/browsers.html#child-browsing-context">https://html.spec.whatwg.org/multipage/browsers.html#child-browsing-context</a><b>Referenced in:</b>
<ul>
<li><a href="#ref-for-child-browsing-context">3.1.2. Process a navigation response</a>
</ul>
</aside>
<aside class="dfn-panel" data-for="term-for-bc-container-document">
<a href="https://html.spec.whatwg.org/multipage/browsers.html#bc-container-document">https://html.spec.whatwg.org/multipage/browsers.html#bc-container-document</a><b>Referenced in:</b>
<ul>
<li><a href="#ref-for-bc-container-document">3.1.2. Process a navigation response</a>
</ul>
</aside>
<aside class="dfn-panel" data-for="term-for-environment-settings-object">
<a href="https://html.spec.whatwg.org/multipage/webappapis.html#environment-settings-object">https://html.spec.whatwg.org/multipage/webappapis.html#environment-settings-object</a><b>Referenced in:</b>
<ul>
Expand Down Expand Up @@ -2185,7 +2196,7 @@ <h3 class="no-num no-ref heading settled" id="index-defined-here"><span class="c
<aside class="dfn-panel" data-for="term-for-nested-browsing-context">
<a href="https://html.spec.whatwg.org/multipage/browsers.html#nested-browsing-context">https://html.spec.whatwg.org/multipage/browsers.html#nested-browsing-context</a><b>Referenced in:</b>
<ul>
<li><a href="#ref-for-nested-browsing-context">3.1.2. Process a navigation response</a> <a href="#ref-for-nested-browsing-context①">(2)</a>
<li><a href="#ref-for-nested-browsing-context">3.1.2. Process a navigation response</a>
</ul>
</aside>
<aside class="dfn-panel" data-for="term-for-dom-open">
Expand Down Expand Up @@ -2320,6 +2331,8 @@ <h3 class="no-num no-ref heading settled" id="index-defined-elsewhere"><span cla
<li><span class="dfn-paneled" id="term-for-workerglobalscope" style="color:initial">WorkerGlobalScope</span>
<li><span class="dfn-paneled" id="term-for-concept-document-window" style="color:initial">associated document</span>
<li><span class="dfn-paneled" id="term-for-browsing-context" style="color:initial">browsing context</span>
<li><span class="dfn-paneled" id="term-for-child-browsing-context" style="color:initial">child browsing context</span>
<li><span class="dfn-paneled" id="term-for-bc-container-document" style="color:initial">container document</span>
<li><span class="dfn-paneled" id="term-for-environment-settings-object" style="color:initial">environment settings object</span>
<li><span class="dfn-paneled" id="term-for-global-object" style="color:initial">global object</span>
<li><span class="dfn-paneled" id="term-for-concept-origin-host" style="color:initial">host</span>
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