From 7c2575c92099299610dbd5e8c1af8f6b54f98490 Mon Sep 17 00:00:00 2001
From: Filipe Silva <filipematossilva@gmail.com>
Date: Wed, 18 Oct 2017 15:05:13 +0100
Subject: [PATCH] fix(@ngtools/webpack): initialize type checker with initial
 files

Fix #7986
---
 packages/@ngtools/webpack/src/type_checker.ts | 1 -
 1 file changed, 1 deletion(-)

diff --git a/packages/@ngtools/webpack/src/type_checker.ts b/packages/@ngtools/webpack/src/type_checker.ts
index 92f2ef529dc0..ef20fb4f2af4 100644
--- a/packages/@ngtools/webpack/src/type_checker.ts
+++ b/packages/@ngtools/webpack/src/type_checker.ts
@@ -97,7 +97,6 @@ class TypeChecker {
       options: this._angularCompilerOptions,
       tsHost: compilerHost
     }) as CompilerHost & WebpackCompilerHost;
-    this._tsFilenames = [];
     timeEnd('TypeChecker.constructor');
   }