am a6848bf8: am a8533f83: am 0586853d: am fe0b250b: BannedFilesTest: fix build.

* commit 'a6848bf8de806b1582db300a7ae5a3d4e97d0a41':
  BannedFilesTest: fix build.
diff --git a/tests/tests/security/src/android/security/cts/BannedFilesTest.java b/tests/tests/security/src/android/security/cts/BannedFilesTest.java
index 132d8cb..6913fb2 100644
--- a/tests/tests/security/src/android/security/cts/BannedFilesTest.java
+++ b/tests/tests/security/src/android/security/cts/BannedFilesTest.java
@@ -20,6 +20,8 @@
 
 import junit.framework.TestCase;
 
+import java.io.File;
+
 public class BannedFilesTest extends TestCase {
 
     public void testNoSyncAgent() {