Update index.bs

Add a monkey patch

index.bs

@@ -764,35 +764,12 @@ partial interface HTMLIFrameElement {
     <p>To get the <a>observable policy</a> for an Element |node|, run the
     following steps:</p>
         1. Let |inherited policy| be an empty [=ordered map=].
-        2. [=set/For each=] <a>supported feature</a> |feature|:
+        3. [=set/For each=] <a>supported feature</a> |feature|:
             1. Let |isInherited| be the result of running <a abstract-op>Define
                 an inherited policy for feature in container at origin</a> on
                 |feature|, |node| and |node|'s <a>declared origin</a>.
             2. Set |inherited policy|[|feature|] to |isInherited|.
-            3. If |node| is a <a>navigable container</a>:
-              1. Let |document| be |node|'s <a>node document</a>.
-              2. Let |settings| be |document|'s <a>environment settings
-                 object</a>.
-              3. If |isInherited| is "<code>Disabled</code>":
-                1. Let |endpoint| be the result of calling <a abstract-op>Get
-                   the reporting endpoint for a feature</a> given |feature| and
-                   |document|'s [=Document/permissions policy=].
-                2. Call <a abstract-op>Generate report for potential violation
-                   of permissions policy on settings</a> given |feature|,
-                   |settings|, "<code>Enforce</code>", and |endpoint|.
-              4. If the result of running <a abstract-op>Define an inherited
-                 policy for feature in container at origin</a> on |feature|,
-                 |node|, |node|'s <a>declared origin</a> and True is
-                 "<code>Disabled</code>":
-                1. Let |report-only endpoint| be the result of calling <a
-                   abstract-op>Get the reporting endpoint for a feature</a>
-                   given |feature| and |document|'s [=Document/report-only
-                   permissions policy=].
-                2. Call <a abstract-op>Generate report for potential violation
-                   of permissions policy on settings</a> given |feature|,
-                   |settings|, "<code>Report</code>", and |report-only
-                   endpoint|.
-        3. Return a new <a>permissions policy</a> with <a for="permissions
+        4. Return a new <a>permissions policy</a> with <a for="permissions
            policy">inherited policy</a> |inherited policy|, <a
            for="permissions policy">declared policy</a> a [=struct=] with both
            [=declared policy/declarations=] and [=declared policy/reporting
@@ -1212,6 +1189,41 @@ partial interface HTMLIFrameElement {
 
     </div>
   </section>
+  <section>
+    ## <dfn abstract-op id="check-potential-violation-in-container">Check potential violation of permissions policy in container</dfn> ## {#algo-check-potential-violation-in-container}
+
+    <div class="algorithm" data-algorithm="check-potential-violation-in-container">
+    Given a <a>navigable container</a> (|container|), this algorithm sends potential
+    violation reports.
+    1. Let |document| be |container|'s <a>node document</a>.
+    2. Let |settings| be |document|'s <a>environment settings
+       object</a>.
+    3. [=set/For each=] <a>supported feature</a> |feature|:
+        1. If the result of running <a abstract-op>Define an inherited
+           policy for feature in container at origin</a> on |feature|,
+           |container| and |container|'s <a>declared origin</a> is
+           "<code>Disabled</code>":
+          1. Let |endpoint| be the result of calling <a abstract-op>Get
+             the reporting endpoint for a feature</a> given |feature| and
+             |document|'s [=Document/permissions policy=].
+          2. Call <a abstract-op>Generate report for potential violation
+             of permissions policy on settings</a> given |feature|,
+             |settings|, "<code>Enforce</code>", and |endpoint|.
+        2. If the result of running <a abstract-op>Define an inherited
+           policy for feature in container at origin</a> on |feature|,
+           |container|, |container|'s <a>declared origin</a> and True is
+           "<code>Disabled</code>":
+          1. Let |report-only endpoint| be the result of calling <a
+             abstract-op>Get the reporting endpoint for a feature</a>
+             given |feature| and |document|'s [=Document/report-only
+             permissions policy=].
+          2. Call <a abstract-op>Generate report for potential violation
+             of permissions policy on settings</a> given |feature|,
+             |settings|, "<code>Report</code>", and |report-only
+             endpoint|.
+
+    </div>
+  </section>
   <section>
     ## <dfn export abstract-op id="report-permissions-policy-violation">Generate report for violation of permissions policy on settings</dfn> ## {#algo-report-permissions-policy-violation}
 
@@ -1329,7 +1341,13 @@ partial interface HTMLIFrameElement {
        navigationParams's origin, navigationParams's response, and True.
 
     And in the same section, in step 10, set the new {{Document}}'s
-   [=Document/report-only permissions policy=] to |reportOnlyPermissionsPolicy|.
+    [=Document/report-only permissions policy=] to |reportOnlyPermissionsPolicy|.
+
+    And in the same section, in step 19 before the return, insert the following step:
+
+    19. If navigationParams's navigable's container is not null, call <a
+        abstract-op>Check potential violation of permissions policy in
+        container</a> given navigationParams's navigable's container.
   </section>
 </section>