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

ppapi/proxy/resource_creation_proxy.cc

 // 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.
 
 #include "ppapi/proxy/resource_creation_proxy.h"
 
 #include "ppapi/c/pp_errors.h"
 #include "ppapi/c/pp_size.h"
 #include "ppapi/proxy/interface_id.h"
 #include "ppapi/proxy/plugin_dispatcher.h"
@@ skipping 22 matching lines @@
 #include "ppapi/proxy/ppb_video_capture_proxy.h"
 #include "ppapi/proxy/ppb_video_decoder_proxy.h"
 #include "ppapi/shared_impl/font_impl.h"
 #include "ppapi/shared_impl/function_group_base.h"
 #include "ppapi/shared_impl/host_resource.h"
 #include "ppapi/shared_impl/input_event_impl.h"
 #include "ppapi/shared_impl/var.h"
 #include "ppapi/thunk/enter.h"
 #include "ppapi/thunk/ppb_image_data_api.h"
 
-using ppapi::HostResource;
-using ppapi::InputEventData;
-using ppapi::StringVar;
 using ppapi::thunk::ResourceCreationAPI;
 
-namespace pp {
+namespace ppapi {
 namespace proxy {
 
 ResourceCreationProxy::ResourceCreationProxy(Dispatcher* dispatcher)
     : dispatcher_(dispatcher) {
 }
 
 ResourceCreationProxy::~ResourceCreationProxy() {
 }
 
 ResourceCreationAPI* ResourceCreationProxy::AsResourceCreationAPI() {
@@ skipping 331 matching lines @@
 
   // Get the shared memory handle.
   const PPB_ImageDataTrusted* trusted =
       reinterpret_cast<const PPB_ImageDataTrusted*>(
           dispatcher_->GetLocalInterface(PPB_IMAGEDATA_TRUSTED_INTERFACE));
   uint32_t byte_count = 0;
   if (trusted) {
     int32_t handle;
     if (trusted->GetSharedMemory(resource, &handle, &byte_count) == PP_OK) {
 #if defined(OS_WIN)
-      pp::proxy::ImageHandle ih = ImageData::HandleFromInt(handle);
+      ImageHandle ih = ImageData::HandleFromInt(handle);
       *result_image_handle = dispatcher_->ShareHandleWithRemote(ih, false);
 #else
       *result_image_handle = ImageData::HandleFromInt(handle);
 #endif
     }
   }
 }
 
 }  // namespace proxy
-}  // namespace pp
+}  // namespace ppapi