Address review comments.

extensions/ql-vscode/package.json

@@ -493,6 +493,10 @@
           "command": "codeQLQueryHistory.showQueryText",
           "when": "false"
         },
+        {
+          "command": "codeQLQueryHistory.viewSarif",
+          "when": "false"
+        },
         {
           "command": "codeQLQueryHistory.setLabel",
           "when": "false"

extensions/ql-vscode/src/query-history.ts

@@ -74,7 +74,7 @@ class HistoryTreeDataProvider implements vscode.TreeDataProvider<CompletedQuery>
   constructor(private ctx: ExtensionContext) {
   }
 
-  getTreeItem(element: CompletedQuery): vscode.TreeItem {
+  async getTreeItem(element: CompletedQuery): Promise<vscode.TreeItem> {
     const it = new vscode.TreeItem(element.toString());
 
     it.command = {
@@ -86,7 +86,7 @@ class HistoryTreeDataProvider implements vscode.TreeDataProvider<CompletedQuery>
     // Mark this query history item according to whether it has a
     // SARIF file so that we can make context menu items conditionally
     // available.
-    it.contextValue = element.query.hasInterpretedResults() ? 'interpretedResultsItem' : 'rawResultsItem';
+    it.contextValue = await element.query.hasInterpretedResults() ? 'interpretedResultsItem' : 'rawResultsItem';
 
     if (!element.didRunSuccessfully) {
       it.iconPath = path.join(this.ctx.extensionPath, FAILED_QUERY_HISTORY_ITEM_ICON);

extensions/ql-vscode/src/run-queries.ts

@@ -170,8 +170,8 @@ export class QueryInfo {
   /**
    * Holds if this query actually has produced interpreted results.
    */
-  hasInterpretedResults(): boolean {
-    return fs.existsSync(this.resultsPaths.interpretedResultsPath);
+  async hasInterpretedResults(): Promise<boolean> {
+    return fs.pathExists(this.resultsPaths.interpretedResultsPath);
   }
 }