Create a visible window with class name Chrome_RenderWidgetHostHWND which corresponds to the bounds…

content/browser/renderer_host/render_widget_host_impl.cc

 // Copyright (c) 2012 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 "content/browser/renderer_host/render_widget_host_impl.h"
 
 #include <math.h>
 #include <set>
 #include <utility>
 
@@ skipping 2314 matching lines @@
     return;
   host->Send(
       new ViewMsg_ReclaimCompositorResources(route_id, output_surface_id, ack));
 }
 
 void RenderWidgetHostImpl::AcknowledgeSwapBuffersToRenderer() {
   if (!is_threaded_compositing_enabled_)
     Send(new ViewMsg_SwapBuffers_ACK(routing_id_));
 }
 
-#if defined(USE_AURA)
-
-void RenderWidgetHostImpl::ParentChanged(gfx::NativeViewId new_parent) {
-#if defined(OS_WIN)
-  HWND hwnd = reinterpret_cast<HWND>(new_parent);
-  if (!hwnd)
-    hwnd = GetDesktopWindow();
-  // On Windows GetParentForWindowlessPlugin returns the dummy window used as
-  // the parent for windowless NPAPI plugins. Reparenting this window to the
-  // new parent should be good enough.
-  if (view_ && view_->GetParentForWindowlessPlugin())
-    SetParent(reinterpret_cast<HWND>(view_->GetParentForWindowlessPlugin()),
-              reinterpret_cast<HWND>(new_parent));
-#endif
-}
-
-#endif
-
 void RenderWidgetHostImpl::DelayedAutoResized() {
   gfx::Size new_size = new_auto_size_;
   // Clear the new_auto_size_ since the empty value is used as a flag to
   // indicate that no callback is in progress (i.e. without this line
   // DelayedAutoResized will not get called again).
   new_auto_size_.SetSize(0, 0);
   if (!should_auto_resize_)
     return;
 
   OnRenderAutoResized(new_size);
@@ skipping 209 matching lines @@
     }
   }
 
   // Add newly generated components into the latency info
   for (lc = new_components.begin(); lc != new_components.end(); ++lc) {
     latency_info->latency_components[lc->first] = lc->second;
   }
 }
 
 }  // namespace content