fixUnusedIdentifier: fix "Remove variable statement" codefix (#24497)

* fixUnusedIdentifier: fix "Remove variable statement" codefix

* Add test for a single "Remove variable statement" codefix in a file

src/services/codefixes/fixUnusedIdentifier.ts

@@ -29,7 +29,7 @@ namespace ts.codefix {
             }
             const delVar = textChanges.ChangeTracker.with(context, t => tryDeleteFullVariableStatement(t, sourceFile, startToken, /*deleted*/ undefined));
             if (delVar.length) {
-                return [createCodeFixAction(fixName, delDestructure, Diagnostics.Remove_variable_statement, fixIdDelete, Diagnostics.Delete_all_unused_declarations)];
+                return [createCodeFixAction(fixName, delVar, Diagnostics.Remove_variable_statement, fixIdDelete, Diagnostics.Delete_all_unused_declarations)];
             }
 
             const token = getToken(sourceFile, textSpanEnd(context.span));

tests/cases/fourslash/codeFixUnusedIdentifier_removeVariableStatement.ts

@@ -0,0 +1,14 @@
+/// <reference path='fourslash.ts' />
+
+// @noUnusedLocals: true
+
+////function f() {
+////    let a = 1, b = 2, c = 3;
+////}
+
+verify.codeFix({
+    description: "Remove variable statement",
+    newFileContent:
+`function f() {
+}`,
+});