Remove dependency of chrome in WebRequestPermissions.

chrome/browser/extensions/api/web_request/chrome_web_request_permissions_delegate.cc

+// Copyright (c) 2014 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/web_request/chrome_web_request_permissions_delegate.h"
+
+#include "chrome/common/extensions/extension_constants.h"
+
+ChromeWebRequestPermissionsDelegate::ChromeWebRequestPermissionsDelegate() {
+}
+
+ChromeWebRequestPermissionsDelegate:: ~ChromeWebRequestPermissionsDelegate() {
+}
+
+bool ChromeWebRequestPermissionsDelegate::IsUpdateURL(const GURL& url) {
+  GURL::Replacements replacements;
+  replacements.ClearQuery();
+  replacements.ClearRef();
+  GURL url_without_query = url.ReplaceComponents(replacements);
+  return extension_urls::IsWebstoreUpdateUrl(url_without_query) ||
+      extension_urls::IsBlacklistUpdateUrl(url);
+}
+
+bool ChromeWebRequestPermissionsDelegate::ContainsWebStoreAppId(
+    const extensions::ProcessMap& process_map, int process_id) {
+  return process_map.Contains(extension_misc::kWebStoreAppId, process_id);
+}