Fix sample bug

AArnott · web-flow · commit 9a245a3f3c32 · 2021-02-09T12:53:58.000-07:00
diff --git a/doc/library_with_jtf.md b/doc/library_with_jtf.md
@@ -71,9 +71,9 @@ internal class SomeUserOfJTF
     [Import]
     ThreadingContext ThreadingContext { get; set; }
 
-    public async Task SomeMainThreadMethodAsync()
+    public async Task SomeMainThreadMethodAsync(CancellationToken cancellationToken)
     {
-        await this.ThreadingContext.JoinableTaskContext.SwitchToMainThreadAsync();
+        await this.ThreadingContext.JoinableTaskContext.Factory.SwitchToMainThreadAsync(cancellationToken);
         // Do work here.
     }
 }

Original file line number	Diff line number	Diff line change
`@@ -71,9 +71,9 @@ internal class SomeUserOfJTF`
`71`	`71`	`[Import]`
`72`	`72`	`ThreadingContext ThreadingContext { get; set; }`
`73`	`73`
`74`		`- public async Task SomeMainThreadMethodAsync()`
	`74`	`+ public async Task SomeMainThreadMethodAsync(CancellationToken cancellationToken)`
`75`	`75`	`{`
`76`		`- await this.ThreadingContext.JoinableTaskContext.SwitchToMainThreadAsync();`
	`76`	`+ await this.ThreadingContext.JoinableTaskContext.Factory.SwitchToMainThreadAsync(cancellationToken);`
`77`	`77`	`// Do work here.`
`78`	`78`	`}`
`79`	`79`	`}`