Fix linting error

Author: Kanchalai Tanglertsampan

src/compiler/checker.ts

@@ -1,4 +1,4 @@
-/// <reference path="moduleNameResolver.ts"/>
+/// <reference path="moduleNameResolver.ts"/>
 /// <reference path="binder.ts"/>
 
 /* @internal */

src/compiler/scanner.ts

@@ -1750,7 +1750,7 @@ namespace ts {
                 if (isLineBreak(char) && firstNonWhitespace === 0) {
                     firstNonWhitespace = -1;
                 }
-                else if (!isWhiteSpaceLike(char)) {
+                else if (!isWhiteSpaceLike(char)) {
                     firstNonWhitespace = pos;
                 }
                 pos++;

src/compiler/types.ts

@@ -1,4 +1,4 @@
-namespace ts {
+namespace ts {
     /**
      * Type of objects whose values are all of the same type.
      * The `in` and `for-in` operators can *not* be safely used,