toc comment on firstchild nav/ov pages

Author: mikehoffms

microsoft-edge/toc.yml

@@ -28,6 +28,9 @@
 # Release notes                       # new toc bucket
     - name: Release notes
       items:
+#       - name: Release notes  # firstchild overview/nav for toc bucket
+#         href: ./dir/filename.md
+
         - name: Site compatibility-impacting changes coming to Microsoft Edge
           href: ./web-platform/site-impacting-changes.md
 
@@ -45,6 +48,9 @@
 # Experimental web platform features  # new toc bucket
     - name: Experimental web platform features
       items:
+#       - name: Experimental web platform features  # firstchild overview/nav for toc bucket
+#         href: ./dir/filename.md
+
         - name: Use origin trials in Microsoft Edge
           href: ./origin-trials/index.md
 
@@ -1700,7 +1706,7 @@
 # Test and automation
     - name: Test and automation
       items:
-        - name: Test and automation in Microsoft Edge
+        - name: Test and automation in Microsoft Edge  # firstchild overview/nav for toc bucket
           href: ./test-and-automation/test-and-automation.md
 
         - name: DevTools Protocol
@@ -1731,7 +1737,7 @@
 # /Test and automation
 
 # =============================================================================
-# Edge-specific web development tips  # renamed from "Development tips for Microsoft Edge"
+# Edge-specific web development tips  # renamed from "Development tips for Microsoft Edge"  # firstchild overview/nav for toc bucket
     - name: Edge-specific web development tips
       items:
         - name: Edge-specific web development tips

microsoft-edge/web-platform/web-platform.md

@@ -105,19 +105,6 @@ Formatting and highlighting JSON data is useful because sometimes a web server r
 See [View formatted JSON responses or files](../devtools-guide-chromium/json-viewer/json-viewer.md).
 
 
-<!-- ====================================================================== -->
-## Sign up for the Ad Selection API
-
-<!-- todo: move section to different .md file?  
-this article is in toc bucket "Experimental web platform features" not "Edge-specific web development tips" -->
-
-The Ad Selection API provides user-relevant ads on your site without using third-party cookies.  The Ad Selection API can be used by:
-* **Sellers** running a supply-side platform (SSP), who can use the API to provide higher-quality ads for their publishers.
-* **Buyers** running a demand-side platform (DSP), who can use the API to improve the effectiveness of advertising campaigns.
-
-See [Sign up for the Ad Selection API](./ad-selection-api.md).
-
-
 <!-- ====================================================================== -->
 ## See also