gdata: Make WeakPtrFactory the last parameter

chrome/browser/chromeos/gdata/gdata_file_system.cc

 // Copyright (c) 2012 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/chromeos/gdata/gdata_file_system.h"
 
 #include <set>
 #include <utility>
 
 #include "base/bind.h"
@@ skipping 717 matching lines @@
     GDataUploaderInterface* uploader,
     DriveWebAppsRegistryInterface* webapps_registry,
     base::SequencedTaskRunner* blocking_task_runner)
     : profile_(profile),
       cache_(cache),
       uploader_(uploader),
       documents_service_(documents_service),
       webapps_registry_(webapps_registry),
       update_timer_(true /* retain_user_task */, true /* is_repeating */),
       hide_hosted_docs_(false),
+      blocking_task_runner_(blocking_task_runner),
       ui_weak_ptr_factory_(ALLOW_THIS_IN_INITIALIZER_LIST(this)),
-      ui_weak_ptr_(ui_weak_ptr_factory_.GetWeakPtr()),
-      blocking_task_runner_(blocking_task_runner) {
+      ui_weak_ptr_(ui_weak_ptr_factory_.GetWeakPtr()) {
   // Should be created from the file browser extension API on UI thread.
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 }
 
 void GDataFileSystem::Initialize() {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 
   documents_service_->Initialize(profile_);
 
   directory_service_.reset(new GDataDirectoryService);
@@ skipping 3219 matching lines @@
   }
 
   PlatformFileInfoProto entry_file_info;
   GDataEntry::ConvertPlatformFileInfoToProto(*file_info, &entry_file_info);
   *entry_proto->mutable_file_info() = entry_file_info;
   if (!callback.is_null())
     callback.Run(GDATA_FILE_OK, entry_proto.Pass());
 }
 
 }  // namespace gdata