Fallback to CDD/CJT if connector can't initialize XPS API.

chrome/common/cloud_print/cloud_print_constants.cc

 // Copyright 2012 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 "chrome/common/cloud_print/cloud_print_constants.h"
 
 namespace cloud_print {
 
 const char kCloudPrintUserAgent[] = "GoogleCloudPrintProxy";
 const char kChromeCloudPrintProxyHeader[] = "X-CloudPrint-Proxy: Chrome";
 const char kCloudPrintPushNotificationsSource[] = "cloudprint.google.com";
 const char kCloudPrintAuth[] = "https://www.googleapis.com/auth/cloudprint";
 
 const char kProxyIdValue[] = "proxy";
 const char kPrinterNameValue[] = "printer";
 const char kPrinterDescValue[] = "description";
 const char kPrinterCapsValue[] = "capabilities";
 const char kPrinterDisplayNameValue[] = "default_display_name";
 const char kPrinterDefaultsValue[] = "defaults";
 const char kPrinterStatusValue[] = "status";
 const char kPrinterTagValue[] = "tag";
 const char kPrinterRemoveTagValue[] = "remove_tag";
 const char kPrinterLocalSettingsValue[] = "local_settings";
 const char kMessageTextValue[] = "message";
 const char kUseCDD[] = "use_cdd";
 
-const char kContentTypeCDD[] = "application/json";
+const char kContentTypeJSON[] = "application/json";
 const char kContentTypePDF[] = "application/pdf";
 const char kContentTypeXML[] = "application/xml";
 const char kContentTypeXPS[] = "application/vnd.ms-xpsdocument";
 
 const char kPrintSystemFailedMessageId[] = "printsystemfail";
 const char kGetPrinterCapsFailedMessageId[] = "getprncapsfail";
 const char kEnumPrintersFailedMessageId[] = "enumfail";
 const char kZombiePrinterMessageId[] = "zombieprinter";
 
 const char kSuccessValue[] = "success";
@@ skipping 32 matching lines @@
 const char kJobFetchReasonQueryMore[] = "querymore";
 const char kJobFetchReasonFailure[] = "failure";
 const char kJobFetchReasonRetry[] = "retry";
 
 const char kCreateLocalSettingsXmppPingFormat[] =
     "{\"current\":{\"xmpp_timeout_value\": %d}}";
 const char kUpdateLocalSettingsXmppPingFormat[] =
     "{\"current\":{\"xmpp_timeout_value\": %d},\"pending\":{}}";
 
 }  // namespace cloud_print