Remove DeleteTask and convert remaining users.

chrome/browser/safe_browsing/client_side_detection_host_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 "base/file_path.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
-#include "base/task.h"
 #include "chrome/browser/safe_browsing/browser_feature_extractor.h"
 #include "chrome/browser/safe_browsing/client_side_detection_host.h"
 #include "chrome/browser/safe_browsing/client_side_detection_service.h"
 #include "chrome/browser/safe_browsing/safe_browsing_service.h"
 #include "chrome/browser/ui/tab_contents/tab_contents_wrapper.h"
 #include "chrome/browser/ui/tab_contents/test_tab_contents_wrapper.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/safe_browsing/csd.pb.h"
 #include "chrome/common/safe_browsing/safebrowsing_messages.h"
 #include "chrome/test/base/testing_profile.h"
@@ skipping 152 matching lines @@
     csd_host_->set_client_side_detection_service(csd_service_.get());
     csd_host_->set_safe_browsing_service(sb_service_.get());
     // We need to create this here since we don't call
     // DidNavigateMainFramePostCommit in this test.
     csd_host_->browse_info_.reset(new BrowseInfo);
   }
 
   virtual void TearDown() {
     // Delete the host object on the UI thread and release the
     // SafeBrowsingService.
-    BrowserThread::PostTask(
-        BrowserThread::UI,
-        FROM_HERE,
-        new DeleteTask<ClientSideDetectionHost>(csd_host_.release()));
+    BrowserThread::DeleteSoon(BrowserThread::UI, FROM_HERE,
+                              csd_host_.release());
     sb_service_ = NULL;
     message_loop_.RunAllPending();
     TabContentsWrapperTestHarness::TearDown();
     io_thread_.reset();
     ui_thread_.reset();
   }
 
   void OnPhishingDetectionDone(const std::string& verdict_str) {
     csd_host_->OnPhishingDetectionDone(verdict_str);
   }
@@ skipping 542 matching lines @@
   EXPECT_TRUE(Mock::VerifyAndClear(sb_service_.get()));
   EXPECT_EQ(url, resource.url);
   EXPECT_EQ(url, resource.original_url);
   delete resource.client;
   msg = process()->sink().GetFirstMessageMatching(
       SafeBrowsingMsg_StartPhishingDetection::ID);
   ASSERT_FALSE(msg);
 }
 
 }  // namespace safe_browsing