Move PathIsWritable, DirectoryExists, ContentsEqual, and TextContentsEqual to the base namespace.

webkit/browser/fileapi/sandbox_file_system_backend_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 "webkit/browser/fileapi/sandbox_file_system_backend.h"
 
 #include <set>
 
 #include "base/basictypes.h"
 #include "base/file_util.h"
@@ skipping 87 matching lines @@
 
   SandboxFileSystemBackend::OriginEnumerator* CreateOriginEnumerator() const {
     return backend_->CreateOriginEnumerator();
   }
 
   void CreateOriginTypeDirectory(const GURL& origin,
                                  fileapi::FileSystemType type) {
     base::FilePath target = backend_->
         GetBaseDirectoryForOriginAndType(origin, type, true);
     ASSERT_TRUE(!target.empty());
-    ASSERT_TRUE(file_util::DirectoryExists(target));
+    ASSERT_TRUE(base::DirectoryExists(target));
   }
 
   bool GetRootPath(const GURL& origin_url,
                    fileapi::FileSystemType type,
                    OpenFileSystemMode mode,
                    base::FilePath* root_path) {
     base::PlatformFileError error = base::PLATFORM_FILE_OK;
     backend_->OpenFileSystem(
         origin_url, type, mode,
         base::Bind(&DidOpenFileSystem, &error));
@@ skipping 129 matching lines @@
 
     base::FilePath root_path;
     EXPECT_TRUE(GetRootPath(GURL(kRootPathTestCases[i].origin_url),
                             kRootPathTestCases[i].type,
                             OPEN_FILE_SYSTEM_CREATE_IF_NONEXISTENT,
                             &root_path));
 
     base::FilePath expected = file_system_path().AppendASCII(
         kRootPathTestCases[i].expected_path);
     EXPECT_EQ(expected.value(), root_path.value());
-    EXPECT_TRUE(file_util::DirectoryExists(root_path));
+    EXPECT_TRUE(base::DirectoryExists(root_path));
     ASSERT_TRUE(returned_root_path.size() > i);
     returned_root_path[i] = root_path;
   }
 
   // Get the root directory with create=false and see if we get the
   // same directory.
   for (size_t i = 0; i < ARRAYSIZE_UNSAFE(kRootPathTestCases); ++i) {
     SCOPED_TRACE(testing::Message() << "RootPath (get) #" << i << " "
                  << kRootPathTestCases[i].expected_path);
 
@@ skipping 77 matching lines @@
     SCOPED_TRACE(testing::Message() << "RootPathFileURI (allow) #"
                  << i << " " << kRootPathFileURITestCases[i].expected_path);
     base::FilePath root_path;
     EXPECT_TRUE(GetRootPath(GURL(kRootPathFileURITestCases[i].origin_url),
                             kRootPathFileURITestCases[i].type,
                             OPEN_FILE_SYSTEM_CREATE_IF_NONEXISTENT,
                             &root_path));
     base::FilePath expected = file_system_path().AppendASCII(
         kRootPathFileURITestCases[i].expected_path);
     EXPECT_EQ(expected.value(), root_path.value());
-    EXPECT_TRUE(file_util::DirectoryExists(root_path));
+    EXPECT_TRUE(base::DirectoryExists(root_path));
   }
 }
 
 }  // namespace fileapi