Refactor RenderProcessHost to use IPC::Listener instead of RenderWidgetHost

content/browser/renderer_host/media/web_contents_video_capture_device.cc

Index: content/browser/renderer_host/media/web_contents_video_capture_device.cc
diff --git a/content/browser/renderer_host/media/web_contents_video_capture_device.cc b/content/browser/renderer_host/media/web_contents_video_capture_device.cc
index f3e6e2452b3e831dab4e47115c3361f4f4fab3f3..42868c0a85fa83fd1f4203bacbf6c4075bc5c273 100644
--- a/content/browser/renderer_host/media/web_contents_video_capture_device.cc
+++ b/content/browser/renderer_host/media/web_contents_video_capture_device.cc
@@ -873,8 +873,8 @@ RenderWidgetHost* CaptureMachine::GetTarget() {
   RenderWidgetHost* rwh = NULL;
   if (fullscreen_widget_id_ != MSG_ROUTING_NONE) {
     RenderProcessHost* process = web_contents()->GetRenderProcessHost();
-    rwh = process ? process->GetRenderWidgetHostByID(fullscreen_widget_id_)
-                  : NULL;
+    if (process)
+      rwh = RenderWidgetHost::FromID(process->GetID(), fullscreen_widget_id_);
   } else {
     rwh = web_contents()->GetRenderViewHost();
   }