Move creation and ownership of DownloadManager from the embedder to content. This matches all the o…

chrome/browser/download/chrome_download_manager_delegate_unittest.cc

 // Copyright (c) 2012 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 "base/file_path.h"
 #include "base/file_util.h"
 #include "base/message_loop.h"
 #include "base/scoped_temp_dir.h"
 #include "base/string_util.h"
 #include "base/value_conversions.h"
@@ skipping 241 matching lines @@
   scoped_refptr<content::MockDownloadManager> download_manager_;
   scoped_refptr<TestChromeDownloadManagerDelegate> delegate_;
 };
 
 ChromeDownloadManagerDelegateTest::ChromeDownloadManagerDelegateTest()
     : clean_marker_files_(true),
       ui_thread_(content::BrowserThread::UI, &message_loop_),
       file_thread_(content::BrowserThread::FILE, &message_loop_),
       download_manager_(new content::MockDownloadManager),
       delegate_(new TestChromeDownloadManagerDelegate(&profile_)) {
-  delegate_->SetDownloadManager(download_manager_.get());
+  download_manager_->SetDownloadManagerDelegate(delegate_.get());
   pref_service_ = profile_.GetTestingPrefService();
 }
 
 void ChromeDownloadManagerDelegateTest::SetUp() {
   ASSERT_TRUE(test_download_dir_.CreateUniqueTempDir());
   SetDefaultDownloadPath(test_download_dir_.path());
 }
 
 void ChromeDownloadManagerDelegateTest::VerifyAndClearExpectations() {
   ::testing::Mock::VerifyAndClearExpectations(delegate_);
@@ skipping 748 matching lines @@
   set_clean_marker_files(false);
   for (unsigned i = 0; i < arraysize(kConflictingDownloadsTestCases); ++i)
     RunTestCase(kConflictingDownloadsTestCases[i], i);
 }
 
 // TODO(asanka): Add more tests.
 // * Default download path is not writable.
 // * Download path doesn't exist.
 // * IsDangerousFile().
 // * Filename generation.