For actions, switch bool success into an exit code.

action_unittest.cc

-// Copyright (c) 2009 The Chromium OS Authors. All rights reserved.
+// Copyright (c) 2010 The Chromium OS Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <string>
 #include <gtest/gtest.h>
 #include "update_engine/action.h"
 #include "update_engine/action_processor.h"
 
 using std::string;
 
@@ skipping 13 matching lines @@
 // This is a simple Action class for testing.
 struct ActionTestAction : public Action<ActionTestAction> {
   typedef string InputObjectType;
   typedef string OutputObjectType;
   ActionPipe<string>* in_pipe() { return in_pipe_.get(); }
   ActionPipe<string>* out_pipe() { return out_pipe_.get(); }
   ActionProcessor* processor() { return processor_; }
   void PerformAction() {}
   void CompleteAction() {
     ASSERT_TRUE(processor());
-    processor()->ActionComplete(this, true);
+    processor()->ActionComplete(this, kActionCodeSuccess);
   }
   string Type() const { return "ActionTestAction"; }
 };
 
 class ActionTest : public ::testing::Test { };
 
 // This test creates two simple Actions and sends a message via an ActionPipe
 // from one to the other.
 TEST(ActionTest, SimpleTest) {
   ActionTestAction action;
 
   EXPECT_FALSE(action.in_pipe());
   EXPECT_FALSE(action.out_pipe());
   EXPECT_FALSE(action.processor());
   EXPECT_FALSE(action.IsRunning());
 
   ActionProcessor action_processor;
   action_processor.EnqueueAction(&action);
   EXPECT_EQ(&action_processor, action.processor());
 
   action_processor.StartProcessing();
   EXPECT_TRUE(action.IsRunning());
   action.CompleteAction();
   EXPECT_FALSE(action.IsRunning());
 }
 
 }  // namespace chromeos_update_engine