AU: Try delta updates first, then full updates

src/platform/update_engine/filesystem_copier_action_unittest.cc

 // Copyright (c) 2009 The Chromium 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 <glib.h>
 #include <set>
+#include <string>
 #include <vector>
 #include <gtest/gtest.h>
 #include "update_engine/filesystem_copier_action.h"
 #include "update_engine/filesystem_iterator.h"
 #include "update_engine/omaha_hash_calculator.h"
 #include "update_engine/test_utils.h"
 #include "update_engine/utils.h"
 
 using std::set;
+using std::string;
 using std::vector;
 
 namespace chromeos_update_engine {
 
 class FilesystemCopierActionTest : public ::testing::Test {
  protected:
   void DoTest(bool double_copy, bool run_out_of_space);
   string TestDir() { return "./FilesystemCopierActionTestDir"; }
   void SetUp() {
     System(string("mkdir -p ") + TestDir());
   }
   void TearDown() {
     System(string("rm -rf ") + TestDir());
   }
 };
 
 class FilesystemCopierActionTestDelegate : public ActionProcessorDelegate {
  public:
   FilesystemCopierActionTestDelegate() : ran_(false), success_(false) {}
-  void ProcessingDone(const ActionProcessor* processor) {
+  void ProcessingDone(const ActionProcessor* processor, bool success) {
     g_main_loop_quit(loop_);
   }
   void ActionCompleted(ActionProcessor* processor,
                        AbstractAction* action,
                        bool success) {
     if (action->Type() == FilesystemCopierAction::StaticType()) {
       ran_ = true;
       success_ = success;
     }
   }
@@ skipping 218 matching lines @@
   ASSERT_EQ(0, getuid());
   DoTest(true, false);
 }
 
 TEST_F(FilesystemCopierActionTest, RunAsRootNoSpaceTest) {
   ASSERT_EQ(0, getuid());
   DoTest(false, true);
 }
 
 }  // namespace chromeos_update_engine