Revert of Net-related fixups for scoped_refptr conversion operator cleanup.

net/disk_cache/simple/simple_index.cc

 // Copyright (c) 2013 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 "net/disk_cache/simple/simple_index.h"
 
 #include <algorithm>
 #include <limits>
 #include <string>
 #include <utility>
@@ skipping 117 matching lines @@
   DCHECK(it);
   int64 tmp_last_used_time;
   uint64 tmp_entry_size;
   if (!it->ReadInt64(&tmp_last_used_time) || !it->ReadUInt64(&tmp_entry_size))
     return false;
   SetLastUsedTime(base::Time::FromInternalValue(tmp_last_used_time));
   entry_size_ = tmp_entry_size;
   return true;
 }
 
-SimpleIndex::SimpleIndex(
-    const scoped_refptr<base::SingleThreadTaskRunner>& io_thread,
-    SimpleIndexDelegate* delegate,
-    net::CacheType cache_type,
-    scoped_ptr<SimpleIndexFile> index_file)
+SimpleIndex::SimpleIndex(base::SingleThreadTaskRunner* io_thread,
+                         SimpleIndexDelegate* delegate,
+                         net::CacheType cache_type,
+                         scoped_ptr<SimpleIndexFile> index_file)
     : delegate_(delegate),
       cache_type_(cache_type),
       cache_size_(0),
       max_size_(0),
       high_watermark_(0),
       low_watermark_(0),
       eviction_in_progress_(false),
       initialized_(false),
       index_file_(index_file.Pass()),
       io_thread_(io_thread),
       // Creating the callback once so it is reused every time
       // write_to_disk_timer_.Start() is called.
       write_to_disk_cb_(base::Bind(&SimpleIndex::WriteToDisk, AsWeakPtr())),
-      app_on_background_(false) {
-}
+      app_on_background_(false) {}
 
 SimpleIndex::~SimpleIndex() {
   DCHECK(io_thread_checker_.CalledOnValidThread());
 
   // Fail all callbacks waiting for the index to come up.
   for (CallbackList::iterator it = to_run_when_initialized_.begin(),
        end = to_run_when_initialized_.end(); it != end; ++it) {
     it->Run(net::ERR_ABORTED);
   }
 }
@@ skipping 305 matching lines @@
                        start - last_write_to_disk_);
     }
   }
   last_write_to_disk_ = start;
 
   index_file_->WriteToDisk(entries_set_, cache_size_,
                            start, app_on_background_);
 }
 
 }  // namespace disk_cache