Modify a FilesystemCopierAction unit test.

* Reverse previous changes, which proved impotent in solving an
  intermittent test failure.

* Disabled the failing test.

BUG=chromium-os:31082
TEST=Builds and runs unit tests

Change-Id: Ib7b3552e98ca40b6141688e2dea5a1407db12b2a
Reviewed-on: https://gerrit.chromium.org/gerrit/27910
Reviewed-by: Don Garrett <dgarrett@chromium.org>
Commit-Ready: Gilad Arnold <garnold@chromium.org>
Tested-by: Gilad Arnold <garnold@chromium.org>
diff --git a/update_attempter_unittest.cc b/update_attempter_unittest.cc
index ae7298d..0173dea 100644
--- a/update_attempter_unittest.cc
+++ b/update_attempter_unittest.cc
@@ -177,7 +177,7 @@
   EXPECT_EQ(kActionCodeOmahaResponseHandlerError,
             GetErrorCodeForAction(&omaha_response_handler_action,
                                   kActionCodeError));
-  FilesystemCopierAction filesystem_copier_action(false, false, 0);
+  FilesystemCopierAction filesystem_copier_action(false, false);
   EXPECT_EQ(kActionCodeFilesystemCopierError,
             GetErrorCodeForAction(&filesystem_copier_action, kActionCodeError));
   PostinstallRunnerAction postinstall_runner_action;