Pull AsyncApiFunction out of src/chrome

chrome/browser/extensions/api/storage/storage_api.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/extensions/api/storage/storage_api.h"
 
 #include <string>
 #include <vector>
 
 #include "base/bind.h"
@@ skipping 29 matching lines @@
 
 bool SettingsFunction::RunImpl() {
   std::string settings_namespace_string;
   EXTENSION_FUNCTION_VALIDATE(args_->GetString(0, &settings_namespace_string));
   args_->Remove(0, NULL);
   settings_namespace_ =
       settings_namespace::FromString(settings_namespace_string);
   EXTENSION_FUNCTION_VALIDATE(
       settings_namespace_ != settings_namespace::INVALID);
 
-  SettingsFrontend* frontend = SettingsFrontend::Get(context());
+  SettingsFrontend* frontend = SettingsFrontend::Get(browser_context());
   if (!frontend->IsStorageEnabled(settings_namespace_)) {
     error_ = base::StringPrintf(
         "\"%s\" is not available in this instance of Chrome",
         settings_namespace_string.c_str());
     return false;
   }
 
   observers_ = frontend->GetObservers();
   frontend->RunWithStorage(
       extension_id(),
@@ skipping 234 matching lines @@
 bool StorageStorageAreaClearFunction::RunWithStorage(ValueStore* storage) {
   return UseWriteResult(storage->Clear(), storage);
 }
 
 void StorageStorageAreaClearFunction::GetQuotaLimitHeuristics(
     QuotaLimitHeuristics* heuristics) const {
   GetModificationQuotaLimitHeuristics(heuristics);
 }
 
 }  // namespace extensions