Create ppd_cache directory if it doesn't exist. Also, rename it to CamelCase to match the observed…

chrome/common/chrome_paths.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/common/chrome_paths.h"
 
 #include "base/files/file_util.h"
 #include "base/lazy_instance.h"
 #include "base/logging.h"
 #include "base/mac/bundle_locations.h"
@@ skipping 415 matching lines @@
       cur = cur.Append(FILE_PATH_LITERAL("wallpaper_thumbnails"));
       break;
     case chrome::DIR_CHROMEOS_CUSTOM_WALLPAPERS:
       if (!PathService::Get(chrome::DIR_USER_DATA, &cur))
         return false;
       cur = cur.Append(FILE_PATH_LITERAL("custom_wallpapers"));
       break;
     case chrome::DIR_CHROMEOS_PPD_CACHE:
       if (!PathService::Get(chrome::DIR_USER_DATA, &cur))
         return false;
-      cur = cur.Append(FILE_PATH_LITERAL("ppd_cache"));
+      cur = cur.Append(FILE_PATH_LITERAL("PpdCache"));
+      create_dir = true;
       break;
 #endif
 #if BUILDFLAG(ENABLE_SUPERVISED_USERS)
 #if defined(OS_LINUX)
     case chrome::DIR_SUPERVISED_USERS_DEFAULT_APPS:
       if (!PathService::Get(chrome::DIR_STANDALONE_EXTERNAL_EXTENSIONS, &cur))
         return false;
       cur = cur.Append(FILE_PATH_LITERAL("managed_users"));
       break;
 #endif
@@ skipping 164 matching lines @@
 
 void SetInvalidSpecifiedUserDataDir(const base::FilePath& user_data_dir) {
   g_invalid_specified_user_data_dir.Get() = user_data_dir;
 }
 
 const base::FilePath& GetInvalidSpecifiedUserDataDir() {
   return g_invalid_specified_user_data_dir.Get();
 }
 
 }  // namespace chrome