TCPSockets are switched to the new Pepper proxy.

content/public/browser/browser_ppapi_host.h

Index: content/public/browser/browser_ppapi_host.h
diff --git a/content/public/browser/browser_ppapi_host.h b/content/public/browser/browser_ppapi_host.h
index 1ad0d176486c71d870c2b25b3965ef4c2520788a..45f997ea06b7705f62594948466ffcecab9cbb83 100644
--- a/content/public/browser/browser_ppapi_host.h
+++ b/content/public/browser/browser_ppapi_host.h
@@ -18,10 +18,6 @@ struct ChannelHandle;
 class Sender;
 }
 
-namespace net {
-class HostResolver;
-}
-
 namespace ppapi {
 class PpapiPermissions;
 namespace host {
@@ -45,7 +41,6 @@ class CONTENT_EXPORT BrowserPpapiHost {
       ppapi::PpapiPermissions permissions,
       base::ProcessHandle plugin_child_process,
       IPC::ChannelProxy* channel,
-      net::HostResolver* host_resolver,
       int render_process_id,
       int render_view_id,
       const base::FilePath& profile_directory);