Stub out copilotRelated command (#60488)

src/server/protocol.ts

@@ -202,6 +202,7 @@ export const enum CommandTypes {
     ProvideInlayHints = "provideInlayHints",
     WatchChange = "watchChange",
     MapCode = "mapCode",
+    /** @internal */
     CopilotRelated = "copilotRelated",
 }
 
@@ -2417,18 +2418,6 @@ export interface MapCodeResponse extends Response {
     body: readonly FileCodeEdits[];
 }
 
-export interface CopilotRelatedRequest extends FileRequest {
-    command: CommandTypes.CopilotRelated;
-    arguments: FileRequestArgs;
-}
-
-export interface CopilotRelatedItems {
-    relatedFiles: readonly string[];
-}
-
-export interface CopilotRelatedResponse extends Response {
-    body: CopilotRelatedItems;
-}
 /**
  * Synchronous request for semantic diagnostics of one file.
  */

src/server/session.ts

@@ -2052,11 +2052,9 @@ export class Session<TMessage = string> implements EventSender {
         return this.mapTextChangesToCodeEdits(changes);
     }
 
-    private getCopilotRelatedInfo(args: protocol.FileRequestArgs): protocol.CopilotRelatedItems {
-        const { file, project } = this.getFileAndProject(args);
-
+    private getCopilotRelatedInfo(): { relatedFiles: never[]; } {
         return {
-            relatedFiles: project.getLanguageService().getImports(file),
+            relatedFiles: [],
         };
     }
 
@@ -3802,8 +3800,8 @@ export class Session<TMessage = string> implements EventSender {
         [protocol.CommandTypes.MapCode]: (request: protocol.MapCodeRequest) => {
             return this.requiredResponse(this.mapCode(request.arguments));
         },
-        [protocol.CommandTypes.CopilotRelated]: (request: protocol.CopilotRelatedRequest) => {
-            return this.requiredResponse(this.getCopilotRelatedInfo(request.arguments));
+        [protocol.CommandTypes.CopilotRelated]: () => {
+            return this.requiredResponse(this.getCopilotRelatedInfo());
         },
     }));