Update uses of UTF conversions in content/ to use the base:: namespace.

content/child/fileapi/webfilesystem_impl.cc

 // Copyright 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 "content/child/fileapi/webfilesystem_impl.h"
 
 #include "base/bind.h"
 #include "base/lazy_instance.h"
 #include "base/logging.h"
 #include "base/message_loop/message_loop_proxy.h"
@@ skipping 133 matching lines @@
 // so these callback adapters relay back the results to the calling thread
 // if necessary.
 
 void OpenFileSystemCallbackAdapter(
     int thread_id, int callbacks_id,
     WaitableCallbackResults* waitable_results,
     const std::string& name, const GURL& root) {
   CallbackFileSystemCallbacks(
       thread_id, callbacks_id, waitable_results,
       &WebFileSystemCallbacks::didOpenFileSystem,
-      MakeTuple(UTF8ToUTF16(name), root));
+      MakeTuple(base::UTF8ToUTF16(name), root));
 }
 
 void ResolveURLCallbackAdapter(
     int thread_id, int callbacks_id,
     WaitableCallbackResults* waitable_results,
     const fileapi::FileSystemInfo& info,
     const base::FilePath& file_path, bool is_directory) {
   base::FilePath normalized_path(
       fileapi::VirtualPath::GetNormalizedFilePath(file_path));
   CallbackFileSystemCallbacks(
       thread_id, callbacks_id, waitable_results,
       &WebFileSystemCallbacks::didResolveURL,
-      MakeTuple(UTF8ToUTF16(info.name), info.root_url,
+      MakeTuple(base::UTF8ToUTF16(info.name), info.root_url,
                 static_cast<blink::WebFileSystemType>(info.mount_type),
                 normalized_path.AsUTF16Unsafe(), is_directory));
 }
 
 void StatusCallbackAdapter(int thread_id, int callbacks_id,
                            WaitableCallbackResults* waitable_results,
                            base::PlatformFileError error) {
   if (error == base::PLATFORM_FILE_OK) {
     CallbackFileSystemCallbacks(
         thread_id, callbacks_id, waitable_results,
@@ skipping 427 matching lines @@
     int callbacks_id) {
   DCHECK(CalledOnValidThread());
   CallbacksMap::iterator found = callbacks_.find(callbacks_id);
   DCHECK(found != callbacks_.end());
   WebFileSystemCallbacks callbacks = found->second;
   callbacks_.erase(found);
   return callbacks;
 }
 
 }  // namespace content