AU: Remove obsolete postinst --postcommit call.

update_attempter_unittest.cc

Index: update_attempter_unittest.cc
diff --git a/update_attempter_unittest.cc b/update_attempter_unittest.cc
index eec342d139bc8f00eb9f1d4f5cd012207fa290b5..53ffc89268207f1d8fb80313f2a7ad1d21c4ec5d 100644
--- a/update_attempter_unittest.cc
+++ b/update_attempter_unittest.cc
@@ -85,7 +85,7 @@ TEST_F(UpdateAttempterTest, GetErrorCodeForActionTest) {
   FilesystemCopierAction filesystem_copier_action(false);
   EXPECT_EQ(kActionCodeFilesystemCopierError,
             GetErrorCodeForAction(&filesystem_copier_action, kActionCodeError));
-  PostinstallRunnerAction postinstall_runner_action(true);
+  PostinstallRunnerAction postinstall_runner_action;
   EXPECT_EQ(kActionCodePostinstallRunnerError,
             GetErrorCodeForAction(&postinstall_runner_action,
                                   kActionCodeError));
@@ -171,7 +171,6 @@ TEST_F(UpdateAttempterTest, UpdateTest) {
     DownloadAction::StaticType(),
     OmahaRequestAction::StaticType(),
     PostinstallRunnerAction::StaticType(),
-    PostinstallRunnerAction::StaticType(),
     OmahaRequestAction::StaticType()
   };
   for (size_t i = 0; i < arraysize(kActionTypes); ++i) {