Re-land alexbost's experimental offscreenTabs API.

chrome/common/extensions/api/extension_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/common/extensions/api/extension_api.h"
 
 #include <algorithm>
 #include <string>
 #include <vector>
 
@@ skipping 101 matching lines @@
     IDR_EXTENSION_API_JSON_EXPERIMENTAL_DECLARATIVE,
     IDR_EXTENSION_API_JSON_EXPERIMENTAL_DNS,
     IDR_EXTENSION_API_JSON_EXPERIMENTAL_DOWNLOADS,
     IDR_EXTENSION_API_JSON_EXPERIMENTAL_EXTENSIONS,
     IDR_EXTENSION_API_JSON_EXPERIMENTAL_FONTS,
     IDR_EXTENSION_API_JSON_EXPERIMENTAL_INFOBARS,
     IDR_EXTENSION_API_JSON_EXPERIMENTAL_INPUT_UI,
     IDR_EXTENSION_API_JSON_EXPERIMENTAL_INPUT_VIRTUALKEYBOARD,
     IDR_EXTENSION_API_JSON_EXPERIMENTAL_KEYBINDING,
     IDR_EXTENSION_API_JSON_EXPERIMENTAL_MANAGED_MODE,
+    IDR_EXTENSION_API_JSON_EXPERIMENTAL_OFFSCREENTABS,
     IDR_EXTENSION_API_JSON_EXPERIMENTAL_PROCESSES,
     IDR_EXTENSION_API_JSON_EXPERIMENTAL_RLZ,
     IDR_EXTENSION_API_JSON_EXPERIMENTAL_SERIAL,
     IDR_EXTENSION_API_JSON_EXPERIMENTAL_SOCKET,
     IDR_EXTENSION_API_JSON_EXPERIMENTAL_SPEECHINPUT,
     IDR_EXTENSION_API_JSON_EXPERIMENTAL_TOPSITES,
     IDR_EXTENSION_API_JSON_EXPERIMENTAL_WEBREQUEST,
     IDR_EXTENSION_API_JSON_EXTENSION,
     IDR_EXTENSION_API_JSON_FILEBROWSERHANDLER,
     IDR_EXTENSION_API_JSON_FILEBROWSERPRIVATE,
@@ skipping 175 matching lines @@
       (*out)[it->first] = it->second;
   }
 }
 
 bool ExtensionAPI::IsWholeAPIPrivileged(const std::string& api_name) const {
   return !completely_unprivileged_apis_.count(api_name) &&
          !partially_unprivileged_apis_.count(api_name);
 }
 
 }  // namespace extensions