Use a direct include of strings headers in rlz/, sandbox/, skia/, sql/, sync/.

rlz/win/lib/rlz_value_store_registry.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 "rlz/win/lib/rlz_value_store_registry.h"
 
-#include "base/stringprintf.h"
+#include "base/strings/stringprintf.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/win/registry.h"
 #include "rlz/lib/assert.h"
 #include "rlz/lib/lib_values.h"
 #include "rlz/lib/rlz_lib.h"
 #include "rlz/lib/string_utils.h"
 #include "rlz/win/lib/registry_util.h"
 
 namespace rlz_lib {
 
@@ skipping 357 matching lines @@
 }
 
 ScopedRlzValueStoreLock::~ScopedRlzValueStoreLock() {
 }
 
 RlzValueStore* ScopedRlzValueStoreLock::GetStore() {
   return store_.get();
 }
 
 }  // namespace rlz_lib