Fifth patch in getting rid of caching MessageLoop pointers.

chrome/browser/browsing_data_remover.cc

 // Copyright (c) 2006-2008 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 "chrome/browser/browsing_data_remover.h"
 
 #include "chrome/browser/chrome_thread.h"
 #include "chrome/browser/download/download_manager.h"
 #include "chrome/browser/history/history.h"
 #include "chrome/browser/profile.h"
@@ skipping 123 matching lines @@
     // Invoke ClearBrowsingDataView::ClearCache on the IO thread.
     waiting_for_clear_cache_ = true;
     UserMetrics::RecordAction(L"ClearBrowsingData_Cache", profile_);
     ChromeThread::PostTask(
         ChromeThread::IO, FROM_HERE,
         NewRunnableMethod(
             this,
             &BrowsingDataRemover::ClearCacheOnIOThread,
             profile_->GetRequestContext(),
             delete_begin_,
-            delete_end_,
-            MessageLoop::current()));
+            delete_end_));
   }
 
   NotifyAndDeleteIfDone();
 }
 
 void BrowsingDataRemover::AddObserver(Observer* observer) {
   observer_list_.AddObserver(observer);
 }
 
 void BrowsingDataRemover::RemoveObserver(Observer* observer) {
@@ skipping 59 matching lines @@
 
 void BrowsingDataRemover::ClearedCache() {
   waiting_for_clear_cache_ = false;
 
   NotifyAndDeleteIfDone();
 }
 
 void BrowsingDataRemover::ClearCacheOnIOThread(
     URLRequestContextGetter* context_getter,
     base::Time delete_begin,
-    base::Time delete_end,
-    MessageLoop* ui_loop) {
+    base::Time delete_end) {
   // This function should be called on the IO thread.
   DCHECK(ChromeThread::CurrentlyOn(ChromeThread::IO));
 
   // Get a pointer to the cache.
   net::HttpTransactionFactory* factory =
       context_getter->GetURLRequestContext()->http_transaction_factory();
   disk_cache::Backend* cache = factory->GetCache()->disk_cache();
 
   // |cache| can be null since it is lazily initialized, in this case we do
   // nothing.
@@ skipping 12 matching lines @@
   // |cache| can be null since it is lazily initialized, in this case we do
   // nothing.
   if (cache) {
     if (delete_begin.is_null())
       cache->DoomAllEntries();
     else
       cache->DoomEntriesBetween(delete_begin, delete_end);
   }
 
   // Notify the UI thread that we are done.
-  ui_loop->PostTask(FROM_HERE, NewRunnableMethod(
-      this, &BrowsingDataRemover::ClearedCache));
+  ChromeThread::PostTask(
+      ChromeThread::UI, FROM_HERE,
+      NewRunnableMethod(this, &BrowsingDataRemover::ClearedCache));
 }