Convert //chrome/installer from scoped_ptr to std::unique_ptr

chrome/installer/util/delete_reg_value_work_item_unittest.cc

Index: chrome/installer/util/delete_reg_value_work_item_unittest.cc
diff --git a/chrome/installer/util/delete_reg_value_work_item_unittest.cc b/chrome/installer/util/delete_reg_value_work_item_unittest.cc
index 5fea168c6fe123ef162d12d528f07626f5653300..55ce612cf4e51d4384168bb1a062ee150a3bee63 100644
--- a/chrome/installer/util/delete_reg_value_work_item_unittest.cc
+++ b/chrome/installer/util/delete_reg_value_work_item_unittest.cc
@@ -2,14 +2,16 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+#include "chrome/installer/util/delete_reg_value_work_item.h"
+
 #include <windows.h>
 
+#include <memory>
+
 #include "base/macros.h"
-#include "base/memory/scoped_ptr.h"
 #include "base/strings/string16.h"
 #include "base/test/test_reg_util_win.h"
 #include "base/win/registry.h"
-#include "chrome/installer/util/delete_reg_value_work_item.h"
 #include "chrome/installer/util/work_item.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
@@ -52,13 +54,13 @@ TEST_F(DeleteRegValueWorkItemTest, DeleteExistingValue) {
   ASSERT_EQ(ERROR_SUCCESS,
             RegSetValueEx(key.Handle(), kNameEmpty, NULL, REG_SZ, NULL, 0));
 
-  scoped_ptr<DeleteRegValueWorkItem> work_item1(
+  std::unique_ptr<DeleteRegValueWorkItem> work_item1(
       WorkItem::CreateDeleteRegValueWorkItem(
           HKEY_CURRENT_USER, kTestKey, WorkItem::kWow64Default, kNameStr));
-  scoped_ptr<DeleteRegValueWorkItem> work_item2(
+  std::unique_ptr<DeleteRegValueWorkItem> work_item2(
       WorkItem::CreateDeleteRegValueWorkItem(
           HKEY_CURRENT_USER, kTestKey, WorkItem::kWow64Default, kNameDword));
-  scoped_ptr<DeleteRegValueWorkItem> work_item3(
+  std::unique_ptr<DeleteRegValueWorkItem> work_item3(
       WorkItem::CreateDeleteRegValueWorkItem(
           HKEY_CURRENT_USER, kTestKey, WorkItem::kWow64Default, kNameEmpty));
 
@@ -105,10 +107,10 @@ TEST_F(DeleteRegValueWorkItemTest, DeleteNonExistentValue) {
   EXPECT_FALSE(key.HasValue(kNameStr));
   EXPECT_FALSE(key.HasValue(kNameDword));
 
-  scoped_ptr<DeleteRegValueWorkItem> work_item1(
+  std::unique_ptr<DeleteRegValueWorkItem> work_item1(
       WorkItem::CreateDeleteRegValueWorkItem(
           HKEY_CURRENT_USER, kTestKey, WorkItem::kWow64Default, kNameStr));
-  scoped_ptr<DeleteRegValueWorkItem> work_item2(
+  std::unique_ptr<DeleteRegValueWorkItem> work_item2(
       WorkItem::CreateDeleteRegValueWorkItem(
           HKEY_CURRENT_USER, kTestKey, WorkItem::kWow64Default, kNameDword));
 
@@ -132,10 +134,10 @@ TEST_F(DeleteRegValueWorkItemTest, DeleteValueInNonExistentKey) {
   ASSERT_EQ(ERROR_FILE_NOT_FOUND,
             key.Open(HKEY_CURRENT_USER, kTestKey, KEY_READ));
 
-  scoped_ptr<DeleteRegValueWorkItem> work_item1(
+  std::unique_ptr<DeleteRegValueWorkItem> work_item1(
       WorkItem::CreateDeleteRegValueWorkItem(
           HKEY_CURRENT_USER, kTestKey, WorkItem::kWow64Default, kNameStr));
-  scoped_ptr<DeleteRegValueWorkItem> work_item2(
+  std::unique_ptr<DeleteRegValueWorkItem> work_item2(
       WorkItem::CreateDeleteRegValueWorkItem(
           HKEY_CURRENT_USER, kTestKey, WorkItem::kWow64Default, kNameDword));