Update bcd to 4.0.0

Author: saschanaz

baselines/dom.generated.d.ts

@@ -7248,6 +7248,7 @@ declare var HTMLOptionsCollection: {
 };
 
 interface HTMLOrSVGElement {
+    autofocus: boolean;
     readonly dataset: DOMStringMap;
     nonce?: string;
     tabIndex: number;

inputfiles/addedTypes.jsonc

@@ -187,12 +187,7 @@
                 "properties": {
                     "property": {
                         "canvas": {
-                            "exposed": "Window",
-
-                            // https://github.com/KhronosGroup/WebGL/pull/3296 will make these redundant
-                            "name": "canvas",
-                            "type": "HTMLCanvasElement",
-                            "readonly": true
+                            "exposed": "Window"
                         }
                     }
                 }

inputfiles/removedTypes.jsonc

@@ -11,18 +11,6 @@
             }
         }
     },
-    "mixins": {
-        "mixin": {
-            "WebGLRenderingContextBase": {
-                "properties": {
-                    "namesakes": {
-                        // https://github.com/KhronosGroup/WebGL/pull/3296 will make this redundant
-                        "canvas": null
-                    }
-                }
-            }
-        }
-    },
     "enums": {
         "enum": {
             "ConnectionType": {