base: Move SplitString functions into the base namespace and update the callers.

chrome/browser/download/download_prefs.cc

 // Copyright (c) 2010 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/download/download_prefs.h"
 
 #include "base/file_util.h"
 #include "base/string_split.h"
 #include "base/string_util.h"
 #include "base/sys_string_conversions.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/download/download_util.h"
 #include "chrome/browser/prefs/pref_service.h"
 #include "chrome/common/pref_names.h"
 
 DownloadPrefs::DownloadPrefs(PrefService* prefs) : prefs_(prefs) {
   prompt_for_download_.Init(prefs::kPromptForDownload, prefs, NULL);
   download_path_.Init(prefs::kDownloadDefaultDirectory, prefs, NULL);
 
   // We store any file extension that should be opened automatically at
   // download completion in this pref.
   std::string extensions_to_open =
       prefs->GetString(prefs::kDownloadExtensionsToOpen);
   std::vector<std::string> extensions;
-  SplitString(extensions_to_open, ':', &extensions);
+  base::SplitString(extensions_to_open, ':', &extensions);
 
   for (size_t i = 0; i < extensions.size(); ++i) {
 #if defined(OS_POSIX)
     FilePath path(extensions[i]);
 #elif defined(OS_WIN)
     FilePath path(UTF8ToWide(extensions[i]));
 #endif
     if (!extensions[i].empty() && !download_util::IsExecutableFile(path))
       auto_open_.insert(path.value());
   }
@@ skipping 95 matching lines @@
     extensions.erase(extensions.size() - 1);
 
   prefs_->SetString(prefs::kDownloadExtensionsToOpen, extensions);
 }
 
 bool DownloadPrefs::AutoOpenCompareFunctor::operator()(
     const FilePath::StringType& a,
     const FilePath::StringType& b) const {
   return FilePath::CompareLessIgnoreCase(a, b);
 }