Add PPDProvider barebones implementation and associated cache skeleton.

chromeos/chromeos_paths.cc

 // Copyright (c) 2013 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 "chromeos/chromeos_paths.h"
 
 #include "base/files/file_path.h"
 #include "base/files/file_util.h"
 #include "base/path_service.h"
 #include "base/sys_info.h"
@@ skipping 38 matching lines @@
 
 const base::FilePath::CharType kDeviceDisplayProfileDirectory[] =
     FILE_PATH_LITERAL("/var/cache/display_profiles");
 
 const base::FilePath::CharType kDeviceColorProfileDirectory[] =
     FILE_PATH_LITERAL("/usr/share/color/icc");
 
 const base::FilePath::CharType kDeviceExtensionLocalCache[] =
     FILE_PATH_LITERAL("/var/cache/external_cache");
 
+const base::FilePath::CharType kPrinterDriversCacheDir[] =
+    FILE_PATH_LITERAL("/var/cache/print_drivers");
+
 bool PathProvider(int key, base::FilePath* result) {
   switch (key) {
     case FILE_DEFAULT_APP_ORDER:
       *result = base::FilePath(kDefaultAppOrderFileName);
       break;
     case DIR_USER_POLICY_KEYS:
       *result = base::FilePath(kDefaultUserPolicyKeysDir);
       break;
     case FILE_OWNER_KEY:
       *result = base::FilePath(kOwnerKeyFileName);
@@ skipping 21 matching lines @@
       break;
     case DIR_DEVICE_DISPLAY_PROFILES:
       *result = base::FilePath(kDeviceDisplayProfileDirectory);
       break;
     case DIR_DEVICE_COLOR_CALIBRATION_PROFILES:
       *result = base::FilePath(kDeviceColorProfileDirectory);
       break;
     case DIR_DEVICE_EXTENSION_LOCAL_CACHE:
       *result = base::FilePath(kDeviceExtensionLocalCache);
       break;
+    case DIR_PRINTER_DRIVERS_CACHE:
+      *result = base::FilePath(kPrinterDriversCacheDir);
+      break;
     default:
       return false;
   }
   return true;
 }
 
 }  // namespace
 
 void RegisterPathProvider() {
   PathService::RegisterProvider(PathProvider, PATH_START, PATH_END);
@@ skipping 32 matching lines @@
       parent.AppendASCII("stub_device_local_account_external_data"));
   PathService::Override(
       DIR_DEVICE_LOCAL_ACCOUNT_COMPONENT_POLICY,
       parent.AppendASCII("stub_device_local_account_component_policy"));
   PathService::Override(
       DIR_DEVICE_EXTENSION_LOCAL_CACHE,
       parent.AppendASCII("stub_device_local_extension_cache"));
 }
 
 }  // namespace chromeos