Implement server-side confirm request for privet registration

chrome/common/cloud_print/cloud_print_constants.h

Index: chrome/common/cloud_print/cloud_print_constants.h
diff --git a/chrome/common/cloud_print/cloud_print_constants.h b/chrome/common/cloud_print/cloud_print_constants.h
index c9933cdfedb43d9dec773c516ed9be1aac99aece..0f5a582d3ca33519d3ee3e5ed63d741f3272222f 100644
--- a/chrome/common/cloud_print/cloud_print_constants.h
+++ b/chrome/common/cloud_print/cloud_print_constants.h
@@ -15,6 +15,8 @@ extern const char kCloudPrintUserAgent[];
 extern const char kChromeCloudPrintProxyHeader[];
 // The source of cloud print notifications.
 extern const char kCloudPrintPushNotificationsSource[];
+// The cloud print OAuth2 scope.
+extern const char kCloudPrintAuth[];
 
 // Values used to register or update a printer with the cloud print service.
 extern const char kProxyIdValue[];
@@ -115,4 +117,3 @@ const int kJobWaitTimeExponentialMultiplier = 2;
 }  // namespace cloud_print
 
 #endif  // CHROME_COMMON_CLOUD_PRINT_CLOUD_PRINT_CONSTANTS_H_
-