Move PathExists to base namespace.

chrome/browser/diagnostics/sqlite_diagnostics.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 "chrome/browser/diagnostics/sqlite_diagnostics.h"
 
 #include "base/file_util.h"
 #include "base/logging.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/singleton.h"
@@ skipping 45 matching lines @@
 
   virtual bool ExecuteImpl(DiagnosticsModel::Observer* observer) OVERRIDE {
     // If we're given an absolute path, use it. If not, then assume it's under
     // the profile directory.
     base::FilePath path;
     if (!db_path_.IsAbsolute())
       path = GetUserDefaultProfileDir().Append(db_path_);
     else
       path = db_path_;
 
-    if (!file_util::PathExists(path)) {
+    if (!base::PathExists(path)) {
       if (critical_) {
         RecordOutcome(DIAG_SQLITE_FILE_NOT_FOUND,
                       "File not found",
                       DiagnosticsModel::TEST_FAIL_CONTINUE);
       } else {
         RecordOutcome(DIAG_SQLITE_FILE_NOT_FOUND_OK,
                       "File not found (but that is OK)",
                       DiagnosticsModel::TEST_OK);
       }
       return true;
@@ skipping 175 matching lines @@
 
 DiagnosticsTest* MakeSqliteNssKeyDbTest() {
   base::FilePath home_dir = file_util::GetHomeDir();
   return new SqliteIntegrityTest(false,
                                  kSQLiteIntegrityNSSKeyTest,
                                  "NSS Key Database",
                                  home_dir.Append(chromeos::kNssKeyDbPath));
 }
 #endif  // defined(OS_CHROMEOS)
 }       // namespace diagnostics