Fix mising ".

Change-Id: I2116d97162b8ab6d01fa633650532e190959cad4
diff --git a/tools/libcore_failures.txt b/tools/libcore_failures.txt
index 168e2c1..2533ce2 100644
--- a/tools/libcore_failures.txt
+++ b/tools/libcore_failures.txt
@@ -274,7 +274,7 @@
 {
   description: "Made for extending, shouldn't be run",
   result: EXEC_FAILED,
-  names: ["jsr166.CollectionTest#testEmptyMeansEmpty,
+  names: ["jsr166.CollectionTest#testEmptyMeansEmpty",
           "jsr166.Collection8Test#testForEach",
           "jsr166.Collection8Test#testForEachConcurrentStressTest"]
 }