Use "Files: list" for full fetch.

chrome/browser/drive/drive_api_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/drive_api_service.h"
 
 #include <string>
 #include <vector>
 
 #include "base/bind.h"
@@ skipping 301 matching lines @@
 
 std::string DriveAPIService::GetRootResourceId() const {
   return kDriveApiRootDirectoryResourceId;
 }
 
 CancelCallback DriveAPIService::GetAllResourceList(
     const GetResourceListCallback& callback) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   DCHECK(!callback.is_null());
 
-  // The simplest way to fetch the all resources list looks files.list method,
-  // but it seems impossible to know the returned list's changestamp.
-  // Thus, instead, we use changes.list method with includeDeleted=false here.
-  // The returned list should contain only resources currently existing.
-  ChangesListRequest* request = new ChangesListRequest(
+  FilesListRequest* request = new FilesListRequest(
       sender_.get(), url_generator_,
-      base::Bind(&ConvertChangeListToResourceListOnBlockingPoolAndRun,
+      base::Bind(&ConvertFileListToResourceListOnBlockingPoolAndRun,
                  blocking_task_runner_, callback));
-  request->set_include_deleted(false);
+  request->set_max_results(kMaxNumFilesResourcePerRequest);
+  request->set_q("trashed = false");  // Exclude trashed files.
   return sender_->StartRequestWithRetry(request);
 }
 
 CancelCallback DriveAPIService::GetResourceListInDirectory(
     const std::string& directory_resource_id,
     const GetResourceListCallback& callback) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   DCHECK(!directory_resource_id.empty());
   DCHECK(!callback.is_null());
 
@@ skipping 492 matching lines @@
   if (CanSendRequest()) {
     FOR_EACH_OBSERVER(
         DriveServiceObserver, observers_, OnReadyToSendRequests());
   } else if (!HasRefreshToken()) {
     FOR_EACH_OBSERVER(
         DriveServiceObserver, observers_, OnRefreshTokenInvalid());
   }
 }
 
 }  // namespace drive