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

webkit/plugins/ppapi/string.h

 // 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.
 
 #ifndef WEBKIT_GLUE_PLUGINS_PEPPER_STRING_H_
 #define WEBKIT_GLUE_PLUGINS_PEPPER_STRING_H_
 
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/ref_counted.h"
 
-namespace pepper {
+namespace webkit {
+namespace ppapi {
 
 class String : public base::RefCountedThreadSafe<String> {
  public:
   String(const char* str, uint32 len);
   virtual ~String();
 
   const std::string& value() const { return value_; }
 
  private:
   std::string value_;
 
   DISALLOW_COPY_AND_ASSIGN(String);
 };
 
-}  // namespace pepper
+}  // namespace ppapi
+}  // namespace webkit
 
 #endif  // WEBKIT_GLUE_PLUGINS_PEPPER_STRING_H_