Fix comment behavior in remove unused named bindings

src/services/codefixes/fixUnusedIdentifier.ts

@@ -128,8 +128,7 @@ namespace ts.codefix {
                     // import d|, { a }| from './file'
                     const previousToken = getTokenAtPosition(sourceFile, namedBindings.pos - 1, /*includeJsDocComment*/ false);
                     if (previousToken && previousToken.kind === SyntaxKind.CommaToken) {
-                        const startPosition = textChanges.getAdjustedStartPosition(sourceFile, previousToken, {}, textChanges.Position.FullStart);
-                        return [deleteRange({ pos: startPosition, end: namedBindings.end })];
+                        return [deleteRange({ pos: previousToken.getStart(), end: namedBindings.end })];
                     }
                     return undefined;
                 }

tests/cases/fourslash/unusedImports14FS.ts

@@ -0,0 +1,12 @@
+/// <reference path='fourslash.ts' />
+
+// @noUnusedLocals: true
+// @Filename: file2.ts
+//// [| import /* 1 */ A /* 2 */, /* 3 */ { x } from './a'; |]
+//// console.log(A);
+
+// @Filename: file1.ts
+//// export default 10;
+//// export var x = 10;
+
+verify.rangeAfterCodeFix("import /* 1 */ A /* 2 */ from './a';");