Auto merge of #12533 - woshilapin:fix-12415/htmlt-htmlv, r=jdm

partial-fix #12415: incorrect exposure of Window,Worker in webidl

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<!-- Thank you for contributing to Servo! Please replace each `[ ]` by `[X]` when the step is complete, and replace `__` with appropriate data: -->
- [X] `./mach build -d` does not report any errors
- [X] `./mach test-tidy` does not report any errors
- [X] These changes fix (partially) #12415 (github issue number if applicable).

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- [ ] There are tests for these changes OR
- [X] These changes do not require tests because they don't add any feature

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* HTMLTemplateElement.webidl [[spec](https://html.spec.whatwg.org/multipage/scripting.html#htmltemplateelement)]
* HTMLTextAreaElement.webidl [[spec](https://html.spec.whatwg.org/multipage/forms.html#htmltextareaelement)]
* HTMLTimeElement.webidl [[spec](https://html.spec.whatwg.org/multipage/semantics.html#htmltimeelement)]
* HTMLTitleElement.webidl [[spec](https://html.spec.whatwg.org/multipage/semantics.html#htmltitleelement)]
* HTMLTrackElement.webidl [[spec](https://html.spec.whatwg.org/multipage/embedded-content.html#htmltrackelement)]
* HTMLUnknownElement.webidl [[spec](https://html.spec.whatwg.org/multipage/semantics.html#htmlunknownelement)]
* HTMLUListElement.webidl [[spec](https://html.spec.whatwg.org/multipage/semantics.html#htmlulistelement)]
* HTMLVideoElement.webidl [[spec](https://html.spec.whatwg.org/multipage/embedded-content.html#htmlvideoelement)]

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components/script/dom/webidls/HTMLTemplateElement.webidl

@@ -3,7 +3,6 @@
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 // https://html.spec.whatwg.org/multipage/#htmltemplateelement
-[Exposed=(Window,Worker)]
 interface HTMLTemplateElement : HTMLElement {
   readonly attribute DocumentFragment content;
 };

components/script/dom/webidls/HTMLTextAreaElement.webidl

@@ -3,7 +3,6 @@
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 // https://html.spec.whatwg.org/multipage/#htmltextareaelement
-[Exposed=(Window,Worker)]
 interface HTMLTextAreaElement : HTMLElement {
   //         attribute DOMString autocomplete;
   //         attribute boolean autofocus;

components/script/dom/webidls/HTMLTimeElement.webidl

@@ -3,7 +3,6 @@
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 // https://html.spec.whatwg.org/multipage/#htmltimeelement
-[Exposed=(Window,Worker)]
 interface HTMLTimeElement : HTMLElement {
   //         attribute DOMString dateTime;
 };

components/script/dom/webidls/HTMLTitleElement.webidl

@@ -3,7 +3,6 @@
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 // https://html.spec.whatwg.org/multipage/#htmltitleelement
-[Exposed=(Window,Worker)]
 interface HTMLTitleElement : HTMLElement {
     [Pure]
            attribute DOMString text;

components/script/dom/webidls/HTMLTrackElement.webidl

@@ -3,7 +3,6 @@
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 // https://html.spec.whatwg.org/multipage/#htmltrackelement
-[Exposed=(Window,Worker)]
 interface HTMLTrackElement : HTMLElement {
   //         attribute DOMString kind;
   //         attribute DOMString src;

components/script/dom/webidls/HTMLUListElement.webidl

@@ -3,7 +3,6 @@
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 // https://html.spec.whatwg.org/multipage/#htmlulistelement
-[Exposed=(Window,Worker)]
 interface HTMLUListElement : HTMLElement {
   // also has obsolete members
 };

components/script/dom/webidls/HTMLUnknownElement.webidl

@@ -11,6 +11,5 @@
  * and create derivative works of this document.
  */
 
-[Exposed=(Window,Worker)]
 interface HTMLUnknownElement : HTMLElement {
 };

components/script/dom/webidls/HTMLVideoElement.webidl

@@ -3,7 +3,6 @@
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 // https://html.spec.whatwg.org/multipage/#htmlvideoelement
-[Exposed=(Window,Worker)]
 interface HTMLVideoElement : HTMLMediaElement {
   //         attribute unsigned long width;
   //         attribute unsigned long height;