Remove all the swap() stuff in the PPAPI C++ wrappers....

ppapi/cpp/dev/widget_dev.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 "ppapi/cpp/dev/widget_dev.h"
 
 #include "ppapi/c/dev/ppb_widget_dev.h"
 #include "ppapi/cpp/common.h"
 #include "ppapi/cpp/image_data.h"
 #include "ppapi/cpp/instance.h"
 #include "ppapi/cpp/module.h"
 #include "ppapi/cpp/rect.h"
 #include "ppapi/cpp/module_impl.h"
 
 namespace {
 
 DeviceFuncs<PPB_Widget_Dev> widget_f(PPB_WIDGET_DEV_INTERFACE);
 
 }  // namespace
 
 namespace pp {
 
 Widget_Dev::Widget_Dev(PP_Resource resource) : Resource(resource) {
 }
 
 Widget_Dev::Widget_Dev(const Widget_Dev& other) : Resource(other) {
 }
 
 Widget_Dev& Widget_Dev::operator=(const Widget_Dev& other) {
-  Widget_Dev copy(other);
-  swap(copy);
+  Resource::operator=(other);
   return *this;
 }
 
-void Widget_Dev::swap(Widget_Dev& other) {
-  Resource::swap(other);
-}
-
 bool Widget_Dev::Paint(const Rect& rect, ImageData* image) {
   if (!widget_f)
     return false;
   return PPBoolToBool(widget_f->Paint(pp_resource(),
                                       &rect.pp_rect(),
                                       image->pp_resource()));
 }
 
 bool Widget_Dev::HandleEvent(const PP_InputEvent& event) {
   if (!widget_f)
     return false;
   return PPBoolToBool(widget_f->HandleEvent(pp_resource(), &event));
 }
 
 bool Widget_Dev::GetLocation(Rect* location) {
   if (!widget_f)
     return false;
   return PPBoolToBool(widget_f->GetLocation(pp_resource(),
                                             &location->pp_rect()));
 }
 
 void Widget_Dev::SetLocation(const Rect& location) {
   if (widget_f)
     widget_f->SetLocation(pp_resource(), &location.pp_rect());
 }
 
 }  // namespace pp