base::Bind: Convert net/proxy.

net/proxy/proxy_resolver_v8.h

Index: net/proxy/proxy_resolver_v8.h
diff --git a/net/proxy/proxy_resolver_v8.h b/net/proxy/proxy_resolver_v8.h
index 4d7df97a39d3ef27f6f198d79e8e90c4cd904433..ecd8d13acc3730aea91953b96745d6c1c7059f7b 100644
--- a/net/proxy/proxy_resolver_v8.h
+++ b/net/proxy/proxy_resolver_v8.h
@@ -47,7 +47,7 @@ class NET_EXPORT_PRIVATE ProxyResolverV8 : public ProxyResolver {
   // ProxyResolver implementation:
   virtual int GetProxyForURL(const GURL& url,
                              ProxyInfo* results,
-                             OldCompletionCallback* /*callback*/,
+                             const net::CompletionCallback& /*callback*/,
                              RequestHandle* /*request*/,
                              const BoundNetLog& net_log) OVERRIDE;
   virtual void CancelRequest(RequestHandle request) OVERRIDE;
@@ -59,7 +59,7 @@ class NET_EXPORT_PRIVATE ProxyResolverV8 : public ProxyResolver {
   virtual void Shutdown() OVERRIDE;
   virtual int SetPacScript(
       const scoped_refptr<ProxyResolverScriptData>& script_data,
-      OldCompletionCallback* /*callback*/) OVERRIDE;
+      const net::CompletionCallback& /*callback*/) OVERRIDE;
 
  private:
   // Context holds the Javascript state for the most recently loaded PAC