web: Readd warnOnUnsupportedContent for backwards compatibility, but mark it deprecated and unused

web/packages/core/src/config.ts

@@ -20,6 +20,7 @@ export const DEFAULT_CONFIG: Required<BaseLoadOptions> = {
     upgradeToHttps: true,
     compatibilityRules: true,
     favorFlash: true,
+    warnOnUnsupportedContent: true,
     logLevel: LogLevel.Error,
     showSwfDownload: false,
     contextMenu: ContextMenu.On,

web/packages/core/src/load-options.ts

@@ -337,6 +337,19 @@ export interface BaseLoadOptions {
      */
     favorFlash?: boolean;
 
+    /**
+     * This is no longer used and does not affect anything.
+     * It is only kept for backwards compatibility.
+     *
+     * Previously:
+     * "Whether or not to display an overlay with a warning when
+     * loading a movie with unsupported content."
+     *
+     * @default true
+     * @deprecated
+     */
+    warnOnUnsupportedContent?: boolean;
+
     /**
      * Console logging level.
      *