Reland r36541 (which went in without any commit log by some magic). Was rever...

chrome/renderer/extensions/extension_api_client_unittest.cc

 // Copyright (c) 2009 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 "base/file_util.h"
 #include "base/json/json_reader.h"
 #include "base/path_service.h"
 #include "base/string_util.h"
 #include "chrome/common/chrome_paths.h"
 #include "chrome/common/render_messages.h"
@@ skipping 272 matching lines @@
                "Expected 'integer' but got 'string'.");
 
   ExpectJsFail("chrome.tabs.get(1, 1);",
                "Uncaught Error: Invalid value for argument 1. "
                "Expected 'function' but got 'integer'.");
 
   ExpectJsPass("chrome.tabs.get(2, function(){})",
                "tabs.get", "2");
 }
 
-#if defined(OS_WIN)
 TEST_F(ExtensionAPIClientTest, DetectTabLanguage) {
   ExpectJsFail("chrome.tabs.detectLanguage(32, function(){}, 20);",
                "Uncaught Error: Too many arguments.");
 
   ExpectJsFail("chrome.tabs.detectLanguage('abc', function(){});",
                "Uncaught Error: Invalid value for argument 0. "
                "Expected 'integer' but got 'string'.");
 
   ExpectJsFail("chrome.tabs.detectLanguage(1, 1);",
                "Uncaught Error: Invalid value for argument 1. "
                "Expected 'function' but got 'integer'.");
 
   ExpectJsPass("chrome.tabs.detectLanguage(null, function(){})",
                "tabs.detectLanguage", "null");
 }
-#endif
 
 TEST_F(ExtensionAPIClientTest, GetSelectedTab) {
   ExpectJsFail("chrome.tabs.getSelected(32, function(){}, 20);",
                "Uncaught Error: Too many arguments.");
 
   ExpectJsFail("chrome.tabs.getSelected(32);",
                "Uncaught Error: Parameter 1 is required.");
 
   ExpectJsFail("chrome.tabs.getSelected('abc', function(){});",
                "Uncaught Error: Invalid value for argument 0. "
@@ skipping 312 matching lines @@
 
   ExpectJsFail("chrome.i18n.getMessage('name', [])",
                "Uncaught Error: Invalid value for argument 1. Value does not "
                "match any valid type choices.");
 
   ExpectJsFail("chrome.i18n.getMessage('name', ['p1', 'p2', 'p3', 'p4', 'p5', "
                "'p6', 'p7', 'p8', 'p9', 'p10'])",
                "Uncaught Error: Invalid value for argument 1. Value does not "
                "match any valid type choices.");
 }