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

webkit/browser/database/database_tracker.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/database/database_tracker.h"
 
 #include <algorithm>
 #include <vector>
 
 #include "base/basictypes.h"
@@ skipping 433 matching lines @@
 }
 
 bool DatabaseTracker::LazyInit() {
   if (!is_initialized_ && !shutting_down_) {
     DCHECK(!db_->is_open());
     DCHECK(!databases_table_.get());
     DCHECK(!meta_table_.get());
 
     // If there are left-over directories from failed deletion attempts, clean
     // them up.
-    if (file_util::DirectoryExists(db_dir_)) {
+    if (base::DirectoryExists(db_dir_)) {
       base::FileEnumerator directories(
           db_dir_,
           false,
           base::FileEnumerator::DIRECTORIES,
           kTemporaryDirectoryPattern);
       for (base::FilePath directory = directories.Next(); !directory.empty();
            directory = directories.Next()) {
         base::Delete(directory, true);
       }
     }
 
     // If the tracker database exists, but it's corrupt or doesn't
     // have a meta table, delete the database directory.
     const base::FilePath kTrackerDatabaseFullPath =
         db_dir_.Append(base::FilePath(kTrackerDatabaseFileName));
-    if (file_util::DirectoryExists(db_dir_) &&
+    if (base::DirectoryExists(db_dir_) &&
         base::PathExists(kTrackerDatabaseFullPath) &&
         (!db_->Open(kTrackerDatabaseFullPath) ||
          !sql::MetaTable::DoesTableExist(db_.get()))) {
       db_->Close();
       if (!base::Delete(db_dir_, true))
         return false;
     }
 
     db_->set_histogram_tag("DatabaseTracker");
 
@@ skipping 309 matching lines @@
 void DatabaseTracker::DeleteIncognitoDBDirectory() {
   shutting_down_ = true;
   is_initialized_ = false;
 
   for (FileHandlesMap::iterator it = incognito_file_handles_.begin();
        it != incognito_file_handles_.end(); it++)
     base::ClosePlatformFile(it->second);
 
   base::FilePath incognito_db_dir =
       profile_path_.Append(kIncognitoDatabaseDirectoryName);
-  if (file_util::DirectoryExists(incognito_db_dir))
+  if (base::DirectoryExists(incognito_db_dir))
     base::Delete(incognito_db_dir, true);
 }
 
 void DatabaseTracker::ClearSessionOnlyOrigins() {
   shutting_down_ = true;
 
   bool has_session_only_databases =
       special_storage_policy_.get() &&
       special_storage_policy_->HasSessionOnlyOrigins();
 
@@ skipping 54 matching lines @@
   if (!db_tracker_thread_->BelongsToCurrentThread()) {
     db_tracker_thread_->PostTask(
         FROM_HERE,
         base::Bind(&DatabaseTracker::SetForceKeepSessionState, this));
     return;
   }
   force_keep_session_state_ = true;
 }
 
 }  // namespace webkit_database