Convert the pp::proxy namespace to the ppapi::proxy namespace.

ppapi/proxy/ppb_url_loader_proxy.h

 // Copyright (c) 2011 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 PPAPI_PPB_URL_LOADER_PROXY_H_
 #define PPAPI_PPB_URL_LOADER_PROXY_H_
 
 #include "ppapi/c/pp_completion_callback.h"
 #include "ppapi/c/pp_instance.h"
 #include "ppapi/c/pp_module.h"
 #include "ppapi/c/pp_resource.h"
 #include "ppapi/c/pp_size.h"
 #include "ppapi/c/pp_var.h"
 #include "ppapi/cpp/completion_callback.h"
 #include "ppapi/proxy/interface_proxy.h"
 #include "ppapi/proxy/proxy_non_thread_safe_ref_count.h"
 #include "ppapi/shared_impl/host_resource.h"
 
 struct PPB_URLLoader;
 struct PPB_URLLoaderTrusted;
 
-namespace pp {
+namespace ppapi {
 namespace proxy {
 
 struct PPBURLLoader_UpdateProgress_Params;
 
 class PPB_URLLoader_Proxy : public InterfaceProxy {
  public:
   PPB_URLLoader_Proxy(Dispatcher* dispatcher, const void* target_interface);
   virtual ~PPB_URLLoader_Proxy();
 
   static const Info* GetInfo();
@@ skipping 46 matching lines @@
   void OnMsgUpdateProgress(
       const PPBURLLoader_UpdateProgress_Params& params);
   void OnMsgReadResponseBodyAck(const ppapi::HostResource& pp_resource,
                                 int32_t result,
                                 const std::string& data);
 
   // Handles callbacks for read complete messages. Takes ownership of the info
   // pointer.
   void OnReadCallback(int32_t result, ReadCallbackInfo* info);
 
-  CompletionCallbackFactory<PPB_URLLoader_Proxy,
-                            ProxyNonThreadSafeRefCount> callback_factory_;
+  pp::CompletionCallbackFactory<PPB_URLLoader_Proxy,
+                                ProxyNonThreadSafeRefCount> callback_factory_;
 
   // Valid only in the host, this lazily-initialized pointer indicates the
   // URLLoaderTrusted interface.
   const PPB_URLLoaderTrusted* host_urlloader_trusted_interface_;
 };
 
 }  // namespace proxy
-}  // namespace pp
+}  // namespace ppapi
 
 #endif  // PPAPI_PPB_URL_LOADER_PROXY_H_