Move PathExists to base namespace.

chrome/browser/extensions/api/downloads/downloads_api_unittest.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 <algorithm>
 
 #include "base/file_util.h"
 #include "base/files/scoped_temp_dir.h"
 #include "base/json/json_reader.h"
 #include "base/message_loop.h"
@@ skipping 1112 matching lines @@
       content::DOWNLOAD_DANGER_TYPE_NOT_DANGEROUS }
   };
   DownloadManager::DownloadVector all_downloads;
   ASSERT_TRUE(CreateHistoryDownloads(kHistoryInfo, arraysize(kHistoryInfo),
                                      &all_downloads));
 
   base::FilePath real_path = all_downloads[0]->GetTargetFilePath();
   base::FilePath fake_path = all_downloads[1]->GetTargetFilePath();
 
   EXPECT_EQ(0, file_util::WriteFile(real_path, "", 0));
-  ASSERT_TRUE(file_util::PathExists(real_path));
-  ASSERT_FALSE(file_util::PathExists(fake_path));
+  ASSERT_TRUE(base::PathExists(real_path));
+  ASSERT_FALSE(base::PathExists(fake_path));
 
   for (DownloadManager::DownloadVector::iterator iter = all_downloads.begin();
        iter != all_downloads.end();
        ++iter) {
     std::string result_string;
     // Use a MockIconExtractorImpl to test if the correct path is being passed
     // into the DownloadFileIconExtractor.
     EXPECT_TRUE(RunFunctionAndReturnString(MockedGetFileIconFunction(
             (*iter)->GetTargetFilePath(), IconLoader::NORMAL, "hello"),
         base::StringPrintf("[%d, {\"size\": 32}]", (*iter)->GetId()),
@@ skipping 2380 matching lines @@
   DownloadsApiTest() {}
   virtual ~DownloadsApiTest() {}
  private:
   DISALLOW_COPY_AND_ASSIGN(DownloadsApiTest);
 };
 
 
 IN_PROC_BROWSER_TEST_F(DownloadsApiTest, DownloadsApiTest) {
   ASSERT_TRUE(RunExtensionTest("downloads")) << message_;
 }