Adding `browsing_data_filesystem_helper*` as the first step towards content settings UI.

chrome/test/testing_profile.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 "chrome/test/testing_profile.h"
 
 #include "build/build_config.h"
 
 #include "base/base_paths.h"
 #include "base/command_line.h"
@@ skipping 40 matching lines @@
 #include "content/browser/geolocation/geolocation_permission_context.h"
 #include "content/browser/in_process_webkit/webkit_context.h"
 #include "content/browser/mock_resource_context.h"
 #include "content/common/notification_service.h"
 #include "net/base/cookie_monster.h"
 #include "net/url_request/url_request_context.h"
 #include "net/url_request/url_request_context_getter.h"
 #include "net/url_request/url_request_test_util.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "webkit/database/database_tracker.h"
+#include "webkit/fileapi/file_system_context.h"
+#include "webkit/quota/quota_manager.h"
 
 using base::Time;
 using testing::NiceMock;
 using testing::Return;
 
 namespace {
 
 // Task used to make sure history has finished processing a request. Intended
 // for use with BlockUntilHistoryProcessesPendingRequests.
 
@@ skipping 435 matching lines @@
 
 DownloadManager* TestingProfile::GetDownloadManager() {
   return NULL;
 }
 
 PersonalDataManager* TestingProfile::GetPersonalDataManager() {
   return NULL;
 }
 
 fileapi::FileSystemContext* TestingProfile::GetFileSystemContext() {
-  return NULL;
+  if (!file_system_context_) {
+    file_system_context_ = new fileapi::FileSystemContext(
+      BrowserThread::GetMessageLoopProxyForThread(BrowserThread::FILE),
+      BrowserThread::GetMessageLoopProxyForThread(BrowserThread::IO),
+      GetExtensionSpecialStoragePolicy(),
+      NULL,
+      GetPath(),
+      IsOffTheRecord(),
+      true,  // Allow file access from files.
+      true,  // Unlimited quota.
+      NULL);
+  }
+  return file_system_context_.get();
 }
 
 quota::QuotaManager* TestingProfile::GetQuotaManager() {
   return NULL;
 }
 
 BrowserSignin* TestingProfile::GetBrowserSignin() {
   return NULL;
 }
 
@@ skipping 246 matching lines @@
 }
 
 DerivedTestingProfile::DerivedTestingProfile(Profile* profile)
     : original_profile_(profile) {}
 
 DerivedTestingProfile::~DerivedTestingProfile() {}
 
 ProfileId DerivedTestingProfile::GetRuntimeId() {
   return original_profile_->GetRuntimeId();
 }