Remove file_util::TrimTrailingSeparators(), which is deprecated and...

base/file_util_posix.cc

 // Copyright (c) 2006-2008 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/file_util.h"
 
 #include <dirent.h>
 #include <errno.h>
 #include <fcntl.h>
 #include <fnmatch.h>
@@ skipping 43 matching lines @@
 
 
 #if defined(GOOGLE_CHROME_BUILD)
 static const char* kTempFileName = "com.google.chrome.XXXXXX";
 #else
 static const char* kTempFileName = "org.chromium.XXXXXX";
 #endif
 
 std::wstring GetDirectoryFromPath(const std::wstring& path) {
   if (EndsWithSeparator(path)) {
-    std::wstring dir = path;
-    TrimTrailingSeparator(&dir);
-    return dir;
+    return FilePath::FromWStringHack(path)
+        .StripTrailingSeparators()
+        .ToWStringHack();
   } else {
     char full_path[PATH_MAX];
     base::strlcpy(full_path, WideToUTF8(path).c_str(), arraysize(full_path));
     return UTF8ToWide(dirname(full_path));
   }
 }
 
 bool AbsolutePath(FilePath* path) {
   char full_path[PATH_MAX];
   if (realpath(path->value().c_str(), full_path) == NULL)
@@ skipping 606 matching lines @@
     munmap(data_, length_);
   if (file_ != -1)
     close(file_);
 
   data_ = NULL;
   length_ = 0;
   file_ = -1;
 }
 
 } // namespace file_util