drive: Stop making multiple GetAppList() requests from DriveAppRegistry

chrome/browser/drive/fake_drive_service.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/drive/fake_drive_service.h"
 
 #include <string>
 
 #include "base/file_util.h"
 #include "base/logging.h"
@@ skipping 147 matching lines @@
 FakeDriveService::FakeDriveService()
     : largest_changestamp_(0),
       published_date_seq_(0),
       next_upload_sequence_number_(0),
       default_max_results_(0),
       resource_id_count_(0),
       resource_list_load_count_(0),
       change_list_load_count_(0),
       directory_load_count_(0),
       about_resource_load_count_(0),
+      app_list_load_count_(0),
       offline_(false) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 }
 
 FakeDriveService::~FakeDriveService() {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 }
 
 bool FakeDriveService::LoadResourceListForWapi(
     const std::string& relative_path) {
@@ skipping 366 matching lines @@
   if (offline_) {
     scoped_ptr<AppList> null;
     base::MessageLoop::current()->PostTask(
         FROM_HERE,
         base::Bind(callback,
                    GDATA_NO_CONNECTION,
                    base::Passed(&null)));
     return CancelCallback();
   }
 
+  ++app_list_load_count_;
   scoped_ptr<AppList> app_list(AppList::CreateFrom(*app_info_value_));
   base::MessageLoop::current()->PostTask(
       FROM_HERE,
       base::Bind(callback, HTTP_SUCCESS, base::Passed(&app_list)));
   return CancelCallback();
 }
 
 CancelCallback FakeDriveService::DeleteResource(
     const std::string& resource_id,
     const std::string& etag,
@@ skipping 969 matching lines @@
       FROM_HERE,
       base::Bind(callback, HTTP_SUCCESS, base::Passed(&resource_list)));
 }
 
 GURL FakeDriveService::GetNewUploadSessionUrl() {
   return GURL("https://upload_session_url/" +
               base::Int64ToString(next_upload_sequence_number_++));
 }
 
 }  // namespace drive