Fixed leak in ExtensionBookmarksTest.

chrome/browser/bookmarks/bookmark_extension_helpers_unittest.cc

 // Copyright (c) 2011 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 "testing/gtest/include/gtest/gtest.h"
+#include "chrome/browser/bookmarks/bookmark_extension_helpers.h"
 
+#include "base/memory/scoped_ptr.h"
 #include "base/utf_string_conversions.h"
 #include "base/values.h"
+#include "chrome/browser/bookmarks/bookmark_extension_api_constants.h"
 #include "chrome/browser/bookmarks/bookmark_model.h"
-#include "chrome/browser/bookmarks/bookmark_extension_api_constants.h"
-#include "chrome/browser/bookmarks/bookmark_extension_helpers.h"
+#include "testing/gtest/include/gtest/gtest.h"
 
 namespace keys = bookmark_extension_api_constants;
 
 class ExtensionBookmarksTest : public testing::Test {
  public:
-  virtual void SetUp() {
+  virtual void SetUp() OVERRIDE {
     model_.reset(new BookmarkModel(NULL));
     model_->AddURL(model_->other_node(), 0, ASCIIToUTF16("Digg"),
                      GURL("http://www.reddit.com"));
     model_->AddURL(model_->other_node(), 0, ASCIIToUTF16("News"),
                      GURL("http://www.foxnews.com"));
-    folder = model_->AddFolder(
+    folder_ = model_->AddFolder(
         model_->other_node(), 0, ASCIIToUTF16("outer folder"));
-    model_->AddFolder(folder, 0, ASCIIToUTF16("inner folder 1"));
-    model_->AddFolder(folder, 0, ASCIIToUTF16("inner folder 2"));
-    model_->AddURL(folder, 0, ASCIIToUTF16("Digg"), GURL("http://reddit.com"));
-    model_->AddURL(folder, 0, ASCIIToUTF16("CNet"), GURL("http://cnet.com"));
+    model_->AddFolder(folder_, 0, ASCIIToUTF16("inner folder 1"));
+    model_->AddFolder(folder_, 0, ASCIIToUTF16("inner folder 2"));
+    model_->AddURL(folder_, 0, ASCIIToUTF16("Digg"), GURL("http://reddit.com"));
+    model_->AddURL(folder_, 0, ASCIIToUTF16("CNet"), GURL("http://cnet.com"));
   }
 
   scoped_ptr<BookmarkModel> model_;
-  const BookmarkNode* folder;
+  const BookmarkNode* folder_;
 };
 TEST_F(ExtensionBookmarksTest, GetFullTreeFromRoot) {
-  DictionaryValue* tree = bookmark_extension_helpers::GetNodeDictionary(
-      model_->other_node(),
-      true,    // Recurse.
-      false);  // Not only folders.
+  scoped_ptr<DictionaryValue> tree(
+      bookmark_extension_helpers::GetNodeDictionary(
+          model_->other_node(),
+          true,    // Recurse.
+          false));  // Not only folders.
   ListValue* children;
   tree->GetList(keys::kChildrenKey, &children);
   ASSERT_EQ(3U, children->GetSize());
 }
 
 TEST_F(ExtensionBookmarksTest, GetFoldersOnlyFromRoot) {
-  DictionaryValue* tree = bookmark_extension_helpers::GetNodeDictionary(
-      model_->other_node(),
-      true,   // Recurse.
-      true);  // Only folders.
+  scoped_ptr<DictionaryValue> tree(
+      bookmark_extension_helpers::GetNodeDictionary(
+          model_->other_node(),
+          true,   // Recurse.
+          true));  // Only folders.
   ListValue* children;
   tree->GetList(keys::kChildrenKey, &children);
   ASSERT_EQ(1U, children->GetSize());
 }
 
 TEST_F(ExtensionBookmarksTest, GetSubtree) {
-  DictionaryValue* tree = bookmark_extension_helpers::GetNodeDictionary(
-      folder,
-      true,    // Recurse.
-      false);  // Not only folders.
+  scoped_ptr<DictionaryValue> tree(
+      bookmark_extension_helpers::GetNodeDictionary(
+          folder_,
+          true,    // Recurse.
+          false));  // Not only folders.
   ListValue* children;
   tree->GetList(keys::kChildrenKey, &children);
   ASSERT_EQ(4U, children->GetSize());
   DictionaryValue* digg;
   ASSERT_TRUE(children->GetDictionary(1, &digg));
   std::string title;
   digg->GetString(keys::kTitleKey, &title);
   ASSERT_EQ("Digg", title);
 }
 
 TEST_F(ExtensionBookmarksTest, GetSubtreeFoldersOnly) {
-  DictionaryValue* tree = bookmark_extension_helpers::GetNodeDictionary(
-      folder,
-      true,   // Recurse.
-      true);  // Only folders.
+  scoped_ptr<DictionaryValue> tree(
+      bookmark_extension_helpers::GetNodeDictionary(
+          folder_,
+          true,   // Recurse.
+          true));  // Only folders.
   ListValue* children;
   tree->GetList(keys::kChildrenKey, &children);
   ASSERT_EQ(2U, children->GetSize());
   DictionaryValue* inner_folder;
   ASSERT_TRUE(children->GetDictionary(1, &inner_folder));
   std::string title;
   inner_folder->GetString(keys::kTitleKey, &title);
   ASSERT_EQ("inner folder 1", title);
 }