tabindex: aggregate keys for SVG and MathML

Inspired-By: web-platform-dx#3843

Author: ddbeck

features/mathml.yml

@@ -11,7 +11,6 @@ compat_features:
   - api.MathMLElement.focus
   - api.MathMLElement.nonce
   - api.MathMLElement.style
-  - api.MathMLElement.tabIndex
   - css.properties.display.math
   - css.properties.font-size.math
   - css.properties.math-depth

features/mathml.yml.dist

@@ -228,7 +228,6 @@ compat_features:
   - api.MathMLElement.blur
   - api.MathMLElement.focus
   - api.MathMLElement.style
-  - api.MathMLElement.tabIndex
 
   # baseline: high
   # baseline_low_date: 2023-01-12

features/svg.yml

@@ -38,7 +38,6 @@ compat_features:
   - api.SVGElement.nonce
   - api.SVGElement.ownerSVGElement
   - api.SVGElement.style
-  - api.SVGElement.tabIndex
   - api.SVGElement.viewportElement
   - api.SVGEllipseElement
   - api.SVGEllipseElement.cx
@@ -523,7 +522,6 @@ compat_features:
   - svg.global_attributes.stroke-miterlimit
   - svg.global_attributes.stroke-width
   - svg.global_attributes.style
-  - svg.global_attributes.tabindex
   - svg.global_attributes.text-anchor
   - svg.global_attributes.text-decoration
   - svg.global_attributes.text-rendering

features/svg.yml.dist

@@ -869,19 +869,6 @@ compat_features:
   - css.properties.text-anchor.middle
   - css.properties.text-anchor.start
 
-  # baseline: high
-  # baseline_low_date: 2017-01-24
-  # baseline_high_date: 2019-07-24
-  # support:
-  #   chrome: "1"
-  #   chrome_android: "18"
-  #   edge: "12"
-  #   firefox: "51"
-  #   firefox_android: "51"
-  #   safari: ≤4
-  #   safari_ios: ≤3.2
-  - svg.global_attributes.tabindex
-
   # baseline: high
   # baseline_low_date: ≤2017-04-05
   # baseline_high_date: ≤2019-10-05
@@ -963,19 +950,6 @@ compat_features:
   #   safari_ios: "9"
   - css.properties.transform-origin.svg_elements
 
-  # baseline: high
-  # baseline_low_date: 2018-04-30
-  # baseline_high_date: 2020-10-30
-  # support:
-  #   chrome: "36"
-  #   chrome_android: "36"
-  #   edge: "17"
-  #   firefox: "51"
-  #   firefox_android: "51"
-  #   safari: "8"
-  #   safari_ios: "8"
-  - api.SVGElement.tabIndex
-
   # baseline: high
   # baseline_low_date: ≤2018-10-02
   # baseline_high_date: ≤2021-04-02

features/tabindex.yml

@@ -3,3 +3,11 @@ description: The `tabindex` HTML attribute make an element focusable, and sets t
 spec: https://html.spec.whatwg.org/multipage/interaction.html#attr-tabindex
 group: html
 caniuse: tabindex-attr
+status:
+  compute_from: html.global_attributes.tabindex
+compat_features:
+  - api.HTMLElement.tabIndex
+  - api.MathMLElement.tabIndex
+  - api.SVGElement.tabIndex
+  - html.global_attributes.tabindex
+  - svg.global_attributes.tabindex

features/tabindex.yml.dist

@@ -3,17 +3,18 @@
 
 status:
   baseline: high
-  baseline_low_date: 2018-10-02
-  baseline_high_date: 2021-04-02
+  baseline_low_date: 2015-07-29
+  baseline_high_date: 2018-01-29
   support:
     chrome: "1"
     chrome_android: "18"
-    edge: "18"
+    edge: "12"
     firefox: "1.5"
     firefox_android: "4"
     safari: "3.1"
     safari_ios: "2"
 compat_features:
+  # ⬇️ Same status as overall feature ⬇️
   # baseline: high
   # baseline_low_date: 2015-07-29
   # baseline_high_date: 2018-01-29
@@ -27,6 +28,32 @@ compat_features:
   #   safari_ios: "2"
   - html.global_attributes.tabindex
 
+  # baseline: high
+  # baseline_low_date: 2017-01-24
+  # baseline_high_date: 2019-07-24
+  # support:
+  #   chrome: "1"
+  #   chrome_android: "18"
+  #   edge: "12"
+  #   firefox: "51"
+  #   firefox_android: "51"
+  #   safari: ≤4
+  #   safari_ios: ≤3.2
+  - svg.global_attributes.tabindex
+
+  # baseline: high
+  # baseline_low_date: 2018-04-30
+  # baseline_high_date: 2020-10-30
+  # support:
+  #   chrome: "36"
+  #   chrome_android: "36"
+  #   edge: "17"
+  #   firefox: "51"
+  #   firefox_android: "51"
+  #   safari: "8"
+  #   safari_ios: "8"
+  - api.SVGElement.tabIndex
+
   # baseline: high
   # baseline_low_date: 2018-10-02
   # baseline_high_date: 2021-04-02
@@ -39,3 +66,16 @@ compat_features:
   #   safari: "3.1"
   #   safari_ios: "2"
   - api.HTMLElement.tabIndex
+
+  # baseline: high
+  # baseline_low_date: 2023-01-12
+  # baseline_high_date: 2025-07-12
+  # support:
+  #   chrome: "109"
+  #   chrome_android: "109"
+  #   edge: "109"
+  #   firefox: "71"
+  #   firefox_android: "79"
+  #   safari: "13.1"
+  #   safari_ios: "13.4"
+  - api.MathMLElement.tabIndex