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

webkit/browser/appcache/appcache_database_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 "base/bind.h"
 #include "base/file_util.h"
 #include "base/files/scoped_temp_dir.h"
 #include "base/strings/stringprintf.h"
 #include "sql/connection.h"
 #include "sql/meta_table.h"
@@ skipping 49 matching lines @@
   const base::FilePath kNestedDir = temp_dir.path().AppendASCII("nested");
   const base::FilePath kOtherFile =  kNestedDir.AppendASCII("other_file");
   EXPECT_TRUE(file_util::CreateDirectory(kNestedDir));
   EXPECT_EQ(3, file_util::WriteFile(kOtherFile, "foo", 3));
 
   AppCacheDatabase db(kDbFile);
   EXPECT_FALSE(db.LazyOpen(false));
   EXPECT_TRUE(db.LazyOpen(true));
 
   EXPECT_TRUE(base::PathExists(kDbFile));
-  EXPECT_TRUE(file_util::DirectoryExists(kNestedDir));
+  EXPECT_TRUE(base::DirectoryExists(kNestedDir));
   EXPECT_TRUE(base::PathExists(kOtherFile));
 
   EXPECT_TRUE(db.DeleteExistingAndCreateNewDatabase());
 
   EXPECT_TRUE(base::PathExists(kDbFile));
-  EXPECT_FALSE(file_util::DirectoryExists(kNestedDir));
+  EXPECT_FALSE(base::DirectoryExists(kNestedDir));
   EXPECT_FALSE(base::PathExists(kOtherFile));
 }
 
 TEST(AppCacheDatabaseTest, ExperimentalFlags) {
   const char kExperimentFlagsKey[] = "ExperimentFlags";
   std::string kInjectedFlags("exp1,exp2");
 
   // Real files on disk for this test.
   base::ScopedTempDir temp_dir;
   ASSERT_TRUE(temp_dir.CreateUniqueTempDir());
@@ skipping 1016 matching lines @@
     EXPECT_EQ(kMockOrigin, fallbacks[i].origin);
     EXPECT_EQ(expected_namespace_url, fallbacks[i].namespace_.namespace_url);
     EXPECT_EQ(expected_target_url, fallbacks[i].namespace_.target_url);
     EXPECT_FALSE(fallbacks[i].namespace_.is_pattern);
     EXPECT_EQ(expected_whitelist_url, whitelists[i].namespace_url);
     EXPECT_FALSE(whitelists[i].is_pattern);
   }
 }
 
 }  // namespace appcache