[Offline Pages] Add cached offline page utils and show usage in settings.

components/browsing_data/content/conditional_cache_counting_helper.cc

 // Copyright 2016 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 "components/browsing_data/content/conditional_cache_counting_helper.h"
 
 #include "base/callback.h"
 #include "base/single_thread_task_runner.h"
 #include "base/threading/thread_task_runner_handle.h"
 #include "content/public/browser/browser_thread.h"
@@ skipping 56 matching lines @@
 }
 
 bool ConditionalCacheCountingHelper::IsFinished() {
   return is_finished_;
 }
 
 void ConditionalCacheCountingHelper::Finished() {
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
   DCHECK(!is_finished_);
   is_finished_ = true;
-  result_callback_.Run(calculation_result_, is_upper_limit_);
+  result_callback_.Run(is_upper_limit_, calculation_result_);
   base::ThreadTaskRunnerHandle::Get()->DeleteSoon(FROM_HERE, this);
 }
 
 void ConditionalCacheCountingHelper::CountHttpCacheOnIOThread() {
   DCHECK_CURRENTLY_ON(BrowserThread::IO);
   next_cache_state_ = CacheState::NONE;
   DCHECK_EQ(CacheState::NONE, next_cache_state_);
   DCHECK(main_context_getter_.get());
   DCHECK(media_context_getter_.get());
 
@@ skipping 81 matching lines @@
       }
       case CacheState::NONE: {
         NOTREACHED() << "bad state";
         return;
       }
     }
   }
 }
 
 }  // namespace browsing_data