Files.app: Fix nits in FileOperationManager.

chrome/test/data/file_manager/unit_tests/file_operation_manager_unittest.js

Index: chrome/test/data/file_manager/unit_tests/file_operation_manager_unittest.js
diff --git a/chrome/test/data/file_manager/unit_tests/file_operation_manager_unittest.js b/chrome/test/data/file_manager/unit_tests/file_operation_manager_unittest.js
index e2fe9f0c3d0d4d5280d6ea5e526173e313c84440..3cde729d6bc2eddd9004a161ebdc5f34cfb26741 100644
--- a/chrome/test/data/file_manager/unit_tests/file_operation_manager_unittest.js
+++ b/chrome/test/data/file_manager/unit_tests/file_operation_manager_unittest.js
@@ -237,11 +237,6 @@ function testCopy(callback) {
     assertEquals(0, lastEvent.status.numRemainingItems);
     assertEquals(10, lastEvent.status.processedBytes);
     assertEquals(10, lastEvent.status.totalBytes);
-
-    assertTrue(events.some(function(event) {
-      return event.type === 'entry-changed' &&
-          event.entry === targetEntry;
-    }));
   }), callback);
 
   fileOperationManager.paste(sourceEntries, targetEntry, false);