PPAPI (Flash): Properly honor Pepper url requests with custom user agents.

webkit/glue/weburlrequest_extradata_impl.cc

 // Copyright (c) 2011 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 "webkit/glue/weburlrequest_extradata_impl.h"
 
 using WebKit::WebReferrerPolicy;
+using WebKit::WebString;
 
 namespace webkit_glue {
 
 WebURLRequestExtraDataImpl::WebURLRequestExtraDataImpl(
-    WebReferrerPolicy referrer_policy)
-    : referrer_policy_(referrer_policy) {
+    WebReferrerPolicy referrer_policy,
+    const WebString& custom_user_agent)
+    : referrer_policy_(referrer_policy),
+      custom_user_agent_(custom_user_agent) {
 }
 
 WebURLRequestExtraDataImpl::~WebURLRequestExtraDataImpl() {
 }
 
 }  // namespace webkit_glue