Switched the cloud print proxy to use the Google push notifications....

chrome/service/cloud_print/cloud_print_consts.h

 // Copyright (c) 2010 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.
 
 #ifndef CHROME_SERVICE_CLOUD_PRINT_CLOUD_PRINT_CONSTS_H_
 #define CHROME_SERVICE_CLOUD_PRINT_CLOUD_PRINT_CONSTS_H_
 #pragma once
 
 #include "base/basictypes.h"
 
@@ skipping 15 matching lines @@
 extern const char kFileUrlValue[];
 extern const char kJobListValue[];
 extern const char kTitleValue[];
 extern const char kPrinterCapsHashValue[];
 extern const char kPrinterTagsValue[];
 extern const char kProxyTagPrefix[];
 extern const char kTagsHashTagName[];
 extern const char kLocationTagName[];
 extern const char kDriverNameTagName[];
 extern const char kDefaultCloudPrintServerUrl[];
-extern const char kCloudPrintTalkServiceUrl[];
 extern const char kGaiaUrl[];
 extern const char kCloudPrintGaiaServiceId[];
 extern const char kSyncGaiaServiceId[];
+extern const char kCloudPrintPushNotificationsSource[];
 
 // Max interval between retrying connection to the server
 const int64 kMaxRetryInterval = 5*60*1000;  // 5 minutes in millseconds
 const int64 kBaseRetryInterval = 5*1000;  // 5 seconds
 const int kMaxRetryCount = 2;
 const int64 kJobStatusUpdateInterval = 10*1000;  // 10 seconds
 // When we don't have XMPP notifications available, we resort to polling for
 // print jobs. We choose a random interval in seconds between these 2 values.
 const int kMinJobPollIntervalSecs = 5*60;  // 5 minutes in seconds
 const int kMaxJobPollIntervalSecs = 8*60;  // 8 minutes in seconds
 
 #endif  // CHROME_SERVICE_CLOUD_PRINT_CLOUD_PRINT_CONSTS_H_