Use a direct include of strings headers in webkit/, part 2.

webkit/plugins/npapi/test/plugin_client.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 "webkit/plugins/npapi/test/plugin_client.h"
 
-#include "base/string_util.h"
+#include "base/strings/string_util.h"
 #include "webkit/plugins/npapi/test/plugin_execute_stream_javascript.h"
 #include "webkit/plugins/npapi/test/plugin_test.h"
 #include "webkit/plugins/npapi/test/plugin_test_factory.h"
 
 namespace NPAPIClient {
 
 NPNetscapeFuncs* PluginClient::host_functions_;
 
 NPError PluginClient::GetEntryPoints(NPPluginFuncs* pFuncs) {
   if (pFuncs == NULL)
@@ skipping 243 matching lines @@
   }
 }
 
 NPError NPP_ClearSiteData(const char* site,
                           uint64 flags,
                           uint64 max_age) {
   LOG(INFO) << "NPP_ClearSiteData called";
   return NPERR_NO_ERROR;
 }
 } // extern "C"