Get rid of user-level styles.

chrome/browser/user_style_sheet_watcher_unittest.cc

-// Copyright (c) 2011 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/user_style_sheet_watcher.h"
-
-#include "base/base64.h"
-#include "base/basictypes.h"
-#include "base/file_util.h"
-#include "base/files/scoped_temp_dir.h"
-#include "base/message_loop/message_loop.h"
-#include "base/strings/string_util.h"
-#include "base/threading/thread.h"
-#include "chrome/test/base/testing_browser_process.h"
-#include "content/public/test/test_browser_thread.h"
-#include "testing/gtest/include/gtest/gtest.h"
-
-using content::BrowserThread;
-
-TEST(UserStyleSheetWatcherTest, StyleLoad) {
-  base::ScopedTempDir dir;
-  ASSERT_TRUE(dir.CreateUniqueTempDir());
-
-  std::string css_file_contents = "a { color: green; }";
-  base::FilePath style_sheet_file = dir.path().AppendASCII("User StyleSheets")
-                              .AppendASCII("Custom.css");
-  file_util::CreateDirectory(style_sheet_file.DirName());
-  ASSERT_TRUE(file_util::WriteFile(style_sheet_file,
-              css_file_contents.data(), css_file_contents.length()));
-
-  base::MessageLoop loop(base::MessageLoop::TYPE_UI);
-  base::Thread io_thread("UserStyleSheetWatcherTestIOThread");
-  base::Thread::Options options(base::MessageLoop::TYPE_IO, 0);
-  ASSERT_TRUE(io_thread.StartWithOptions(options));
-  content::TestBrowserThread browser_ui_thread(BrowserThread::UI, &loop);
-  content::TestBrowserThread browser_file_thread(BrowserThread::FILE,
-                                                 io_thread.message_loop());
-
-  // It is important that the creation of |style_sheet_watcher| occur after the
-  // creation of |browser_ui_thread| because UserStyleSheetWatchers are
-  // restricted to being deleted only on UI browser threads.
-  scoped_refptr<UserStyleSheetWatcher> style_sheet_watcher(
-      new UserStyleSheetWatcher(NULL, dir.path()));
-  style_sheet_watcher->Init();
-
-  io_thread.Stop();
-  loop.RunUntilIdle();
-
-  GURL result_url = style_sheet_watcher->user_style_sheet();
-  std::string result = result_url.spec();
-  std::string prefix = "data:text/css;charset=utf-8;base64,";
-  ASSERT_TRUE(StartsWithASCII(result, prefix, true));
-  result = result.substr(prefix.length());
-  std::string decoded;
-  ASSERT_TRUE(base::Base64Decode(result, &decoded));
-  ASSERT_EQ(css_file_contents, decoded);
-}