GTTF: Use a fresh TestingBrowserProcess for each test, part #4

chrome/browser/download/download_manager_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 <string>
 #include <set>
 
 #include "base/file_util.h"
 #include "base/i18n/number_formatting.h"
 #include "base/i18n/rtl.h"
@@ skipping 10 matching lines @@
 #include "chrome/browser/download/download_item_model.h"
 #include "chrome/browser/download/download_manager.h"
 #include "chrome/browser/download/download_prefs.h"
 #include "chrome/browser/download/download_status_updater.h"
 #include "chrome/browser/download/download_util.h"
 #include "chrome/browser/download/mock_download_manager.h"
 #include "chrome/browser/download/mock_download_manager_delegate.h"
 #include "chrome/browser/prefs/pref_service.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/test/base/testing_profile.h"
+#include "chrome/test/testing_browser_process_test.h"
 #include "content/browser/browser_thread.h"
 #include "grit/generated_resources.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gmock_mutant.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/base/text/bytes_formatting.h"
 
-class DownloadManagerTest : public testing::Test {
+class DownloadManagerTest : public TestingBrowserProcessTest {
  public:
   static const char* kTestData;
   static const size_t kTestDataLen;
 
   DownloadManagerTest()
       : profile_(new TestingProfile()),
         download_manager_delegate_(new MockDownloadManagerDelegate()),
         download_manager_(new MockDownloadManager(
             download_manager_delegate_.get(), &download_status_updater_)),
         ui_thread_(BrowserThread::UI, &message_loop_),
@@ skipping 662 matching lines @@
   EXPECT_FALSE(observer->hit_state(DownloadItem::REMOVING));
   EXPECT_TRUE(observer->was_updated());
   EXPECT_FALSE(observer->was_opened());
   EXPECT_TRUE(download->file_externally_removed());
   EXPECT_EQ(DownloadItem::COMPLETE, download->state());
   EXPECT_EQ(download_item_model->GetStatusText(),
             l10n_util::GetStringUTF16(IDS_DOWNLOAD_STATUS_REMOVED));
 
   EXPECT_FALSE(file_util::PathExists(new_path));
 }