Update HTMLMediaElement.preload type and comment (#1113)

* Update HTMLMediaElement.preload type and comment

* Apply suggestions from code review

Co-authored-by: Kagami Sascha Rosylight <saschanaz@outlook.com>

* Run baseline-accept on changes from code review

Co-authored-by: Kagami Sascha Rosylight <saschanaz@outlook.com>

baselines/dom.generated.d.ts

@@ -6940,8 +6940,8 @@ interface HTMLMediaElement extends HTMLElement {
     playbackRate: number;
     /** Gets TimeRanges for the current media resource that has been played. */
     readonly played: TimeRanges;
-    /** Gets or sets the current playback position, in seconds. */
-    preload: string;
+    /** Gets or sets a value indicating what data should be preloaded, if any. */
+    preload: "none" | "metadata" | "auto" | "";
     readonly readyState: number;
     readonly remote: RemotePlayback;
     /** Returns a TimeRanges object that represents the ranges of the current media resource that can be seeked. */

inputfiles/comments.json

@@ -1554,7 +1554,7 @@
                             "comment": "Gets or sets the current playback position, in seconds."
                         },
                         "preload": {
-                            "comment": "Gets or sets the current playback position, in seconds."
+                            "comment": "Gets or sets a value indicating what data should be preloaded, if any."
                         },
                         "networkState": {
                             "comment": "Gets the current network activity for the element."

inputfiles/overridingTypes.jsonc

@@ -2792,6 +2792,15 @@
                         }
                     }
                 }
+            },
+            "HTMLMediaElement": {
+                "properties": {
+                    "property": {
+                        "preload": {
+                            "overrideType": "\"none\" | \"metadata\" | \"auto\" | \"\""
+                        }
+                    }
+                }
             }
         }
     },