extensions/browser/updater/null_extension_cache.cc

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "extensions/browser/updater/null_extension_cache.h"
   6
   7 #include "base/callback.h"
   8
   9 namespace extensions {
  10
  11 NullExtensionCache::NullExtensionCache() {
  12 }
  13
  14 NullExtensionCache::~NullExtensionCache() {
  15 }
  16
  17 void NullExtensionCache::Start(const base::Closure& callback) {
  18   callback.Run();
  19 }
  20
  21 void NullExtensionCache::Shutdown(const base::Closure& callback) {
  22   callback.Run();
  23 }
  24
  25 void NullExtensionCache::AllowCaching(const std::string& id) {
  26 }
  27
  28 bool NullExtensionCache::GetExtension(const std::string& id,
  29                                       const std::string& expected_hash,
  30                                       base::FilePath* file_path,
  31                                       std::string* version) {
  32   return false;
  33 }
  34
  35 void NullExtensionCache::PutExtension(const std::string& id,
  36                                       const std::string& expected_hash,
  37                                       const base::FilePath& file_path,
  38                                       const std::string& version,
  39                                       const PutExtensionCallback& callback) {
  40   callback.Run(file_path, true);
  41 }
  42
  43 }  // namespace extensions