Move the Pepper implementation from webkit/glue/plugins/pepper_* to...

webkit/plugins/ppapi/string.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 "webkit/glue/plugins/pepper_string.h"
+#include "webkit/plugins/ppapi/string.h"
 
-namespace pepper {
+namespace webkit {
+namespace plugins {
+namespace ppapi {
 
 String::String(const char* str, uint32 len) : value_(str, len) {}
 
 String::~String() {}
 
-}  // namespace pepper
+}  // namespace ppapi
+}  // namespace plugins
+}  // namespace webkit
+