diff --git a/front_end/generated/ARIAProperties.js b/front_end/generated/ARIAProperties.js
index 95a099ba1f..7f9eac6ae8 100644
--- a/front_end/generated/ARIAProperties.js
+++ b/front_end/generated/ARIAProperties.js
@@ -56,6 +56,10 @@ export const config = {
    "name": "aria-colindex",
    "type": "integer"
   },
+  {
+   "name": "aria-colindextext",
+   "type": "string"
+  },
   {
    "name": "aria-colspan",
    "type": "integer"
@@ -259,6 +263,10 @@ export const config = {
    "name": "aria-rowindex",
    "type": "integer"
   },
+  {
+   "name": "aria-rowindextext",
+   "type": "string"
+  },
   {
    "name": "aria-rowspan",
    "type": "integer"
diff --git a/front_end/generated/SupportedCSSProperties.js b/front_end/generated/SupportedCSSProperties.js
index 2822f5ba86..cc454a0f91 100644
--- a/front_end/generated/SupportedCSSProperties.js
+++ b/front_end/generated/SupportedCSSProperties.js
@@ -3728,7 +3728,9 @@ export const generatedProperties = [
   "keywords": [
    "horizontal-tb",
    "vertical-rl",
-   "vertical-lr"
+   "vertical-lr",
+   "sideways-rl",
+   "sideways-lr"
   ],
   "name": "writing-mode"
  },
@@ -5784,7 +5786,9 @@ export const generatedPropertyValues = {
   "values": [
    "horizontal-tb",
    "vertical-rl",
-   "vertical-lr"
+   "vertical-lr",
+   "sideways-rl",
+   "sideways-lr"
   ]
  },
  "z-index": {
diff --git a/front_end/models/javascript_metadata/NativeFunctions.js b/front_end/models/javascript_metadata/NativeFunctions.js
index 68ddc8df32..d98d6160c2 100644
--- a/front_end/models/javascript_metadata/NativeFunctions.js
+++ b/front_end/models/javascript_metadata/NativeFunctions.js
@@ -6824,10 +6824,6 @@ export const NativeFunctions = [
     name: "VTTCue",
     signatures: [["startTime","endTime","text"]]
   },
-  {
-    name: "DeviceProperties",
-    signatures: [["?devicePropertiesInitDict"]]
-  },
   {
     name: "InputDeviceCapabilities",
     signatures: [["?deviceInitDict"]]
diff --git a/third_party/blink/renderer/core/css/css_properties.json5 b/third_party/blink/renderer/core/css/css_properties.json5
index cdfe820d06..87558b5f60 100644
--- a/third_party/blink/renderer/core/css/css_properties.json5
+++ b/third_party/blink/renderer/core/css/css_properties.json5
@@ -1714,7 +1714,8 @@
       inherited: true,
       field_template: "keyword",
       include_paths: ["third_party/blink/renderer/platform/text/writing_mode.h"],
-      keywords: ["horizontal-tb", "vertical-rl", "vertical-lr"],
+      keywords: ["horizontal-tb", "vertical-rl", "vertical-lr",
+                 "sideways-rl", "sideways-lr"],
       typedom_types: ["Keyword"],
       default_value: "horizontal-tb",
       type_name: "WritingMode",
diff --git a/third_party/blink/renderer/core/html/aria_properties.json5 b/third_party/blink/renderer/core/html/aria_properties.json5
index d7502b5575..d531338020 100644
--- a/third_party/blink/renderer/core/html/aria_properties.json5
+++ b/third_party/blink/renderer/core/html/aria_properties.json5
@@ -26,6 +26,7 @@
     },
     {name: "aria-colcount", type: "integer"},
     {name: "aria-colindex", type: "integer"},
+    {name: "aria-colindextext", type: "string"},
     {name: "aria-colspan", type: "integer"},
     {name: "aria-controls", type: "IDREF_list"},
     {
@@ -104,6 +105,7 @@
     {name: "aria-roledescription", type: "string"},
     {name: "aria-rowcount", type: "integer"},
     {name: "aria-rowindex", type: "integer"},
+    {name: "aria-rowindextext", type: "string"},
     {name: "aria-rowspan", type: "integer"},
     {
       name: "aria-selected",