Move RemoveChars, ReplaceChars, TrimString, and TruncateUTF8ToByteSize to base namespace.

chrome/test/chromedriver/util.cc

 // Copyright (c) 2013 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/test/chromedriver/util.h"
 
 #include "base/base64.h"
 #include "base/file_util.h"
 #include "base/files/file_enumerator.h"
 #include "base/files/scoped_temp_dir.h"
@@ skipping 58 matching lines @@
     *sticky_modifiers = sticky_modifiers_tmp;
   return status;
 }
 
 bool Base64Decode(const std::string& base64,
                   std::string* bytes) {
   std::string copy = base64;
   // Some WebDriver client base64 encoders follow RFC 1521, which require that
   // 'encoded lines be no more than 76 characters long'. Just remove any
   // newlines.
-  RemoveChars(copy, "\n", &copy);
+  base::RemoveChars(copy, "\n", &copy);
   return base::Base64Decode(copy, bytes);
 }
 
 namespace {
 
 Status UnzipArchive(const base::FilePath& unzip_dir,
                     const std::string& bytes) {
   base::ScopedTempDir dir;
   if (!dir.CreateUniqueTempDir())
     return Status(kUnknownError, "unable to create temp dir");
@@ skipping 304 matching lines @@
   if (first_file.empty())
     return Status(kUnknownError, "contained 0 files");
 
   base::FilePath second_file = enumerator.Next();
   if (!second_file.empty())
     return Status(kUnknownError, "contained multiple files");
 
   *file = first_file;
   return Status(kOk);
 }