drive: Drop "Drive" from FakeDriveFileSystem and MockDriveFileSystem

chrome/browser/chromeos/drive/drive_protocol_handler.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/drive/drive_protocol_handler.h"
 
 #include "base/logging.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/chromeos/drive/drive_system_service.h"
 #include "chrome/browser/chromeos/drive/drive_url_request_job.h"
 #include "chrome/browser/profiles/profile_manager.h"
 #include "content/public/browser/browser_thread.h"
 #include "googleurl/src/gurl.h"
 #include "net/url_request/url_request.h"
 
 using content::BrowserThread;
 
 namespace drive {
 
 namespace {
 
 // Helper function to get DriveFileSystemInterface from Profile.
-DriveFileSystemInterface* GetDriveFileSystem(void* profile_id) {
+DriveFileSystemInterface* GetFileSystem(void* profile_id) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 
   // |profile_id| needs to be checked with ProfileManager::IsValidProfile
   // before using it.
   Profile* profile = reinterpret_cast<Profile*>(profile_id);
   if (!g_browser_process->profile_manager()->IsValidProfile(profile))
     return NULL;
 
   DriveSystemService* system_service =
       DriveSystemServiceFactory::FindForProfile(profile);
   return system_service ? system_service->file_system() : NULL;
 }
 
 }  // namespace
 
 DriveProtocolHandler::DriveProtocolHandler(void* profile_id)
   : profile_id_(profile_id) {
 }
 
 DriveProtocolHandler::~DriveProtocolHandler() {
 }
 
 net::URLRequestJob* DriveProtocolHandler::MaybeCreateJob(
     net::URLRequest* request, net::NetworkDelegate* network_delegate) const {
   DVLOG(1) << "Handling url: " << request->url().spec();
   return new DriveURLRequestJob(
-      base::Bind(&GetDriveFileSystem, profile_id_), request, network_delegate);
+      base::Bind(&GetFileSystem, profile_id_), request, network_delegate);
 }
 
 }  // namespace drive