Use a direct include of utf_string_conversions.h in android_webview/, apps/, ash/, base/.

base/logging.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 "base/logging.h"
 
 #if defined(OS_WIN)
 #include <io.h>
 #include <windows.h>
 typedef HANDLE FileHandle;
@@ skipping 33 matching lines @@
 #include <iomanip>
 #include <ostream>
 
 #include "base/base_switches.h"
 #include "base/command_line.h"
 #include "base/debug/alias.h"
 #include "base/debug/debugger.h"
 #include "base/debug/stack_trace.h"
 #include "base/posix/eintr_wrapper.h"
 #include "base/strings/string_piece.h"
+#include "base/strings/utf_string_conversions.h"
 #include "base/synchronization/lock_impl.h"
 #include "base/threading/platform_thread.h"
-#include "base/utf_string_conversions.h"
 #include "base/vlog.h"
 #if defined(OS_POSIX)
 #include "base/safe_strerror_posix.h"
 #endif
 
 #if defined(OS_ANDROID)
 #include <android/log.h>
 #endif
 
 namespace logging {
@@ skipping 802 matching lines @@
     return *log_file_name;
   return std::wstring();
 }
 #endif
 
 }  // namespace logging
 
 std::ostream& operator<<(std::ostream& out, const wchar_t* wstr) {
   return out << WideToUTF8(std::wstring(wstr));
 }