Add an IO thread index bitmap to disk cache.

net/disk_cache/disk_cache_test_util.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 "net/disk_cache/disk_cache_test_util.h"
 
 #include "base/logging.h"
 #include "base/file_util.h"
 #include "base/message_loop_proxy.h"
 #include "base/path_service.h"
@@ skipping 50 matching lines @@
 }
 
 bool CheckCacheIntegrity(const FilePath& path, bool new_eviction, uint32 mask) {
   scoped_ptr<disk_cache::BackendImpl> cache(new disk_cache::BackendImpl(
       path, mask, base::MessageLoopProxy::current(), NULL));
   if (!cache.get())
     return false;
   if (new_eviction)
     cache->SetNewEviction();
   cache->SetFlags(disk_cache::kNoRandom);
-  if (cache->SyncInit() != net::OK)
+  if (cache->SyncInit(NULL) != net::OK)
     return false;
   return cache->SelfCheck() >= 0;
 }
 
 // -----------------------------------------------------------------------
 
 MessageLoopHelper::MessageLoopHelper()
     : num_callbacks_(0),
       num_iterations_(0),
       last_(0),
@@ skipping 52 matching lines @@
 void CallbackTest::Run(int params) {
   if (reuse_) {
     DCHECK_EQ(1, reuse_);
     if (2 == reuse_)
       helper_->set_callback_reused_error(true);
     reuse_++;
   }
 
   helper_->CallbackWasCalled();
 }