Introduce the PushSubscription.curve25519dh attribute (2/3)

content/public/common/push_messaging_status.h

Index: content/public/common/push_messaging_status.h
diff --git a/content/public/common/push_messaging_status.h b/content/public/common/push_messaging_status.h
index 9d9fc8f910519ef3dc2fb05a2117cc4c54897b16..2f9f6c138ca80339e69f4c0df511101d56cfbf92 100644
--- a/content/public/common/push_messaging_status.h
+++ b/content/public/common/push_messaging_status.h
@@ -49,6 +49,9 @@ enum PushRegistrationStatus {
   // but we tell JS that permission was denied to not reveal incognito.
   PUSH_REGISTRATION_STATUS_INCOGNITO_PERMISSION_DENIED = 10,
 
+  // Registration failed because the public key could not be retrieved.
+  PUSH_REGISTRATION_STATUS_PUBLIC_KEY_UNAVAILABLE = 11,
+
   // NOTE: Do not renumber these as that would confuse interpretation of
   // previously logged data. When making changes, also update the enum list
   // in tools/metrics/histograms/histograms.xml to keep it in sync, and
@@ -112,6 +115,9 @@ enum PushGetRegistrationStatus {
   // incognito, but we tell JS registration not found to not reveal incognito.
   PUSH_GETREGISTRATION_STATUS_INCOGNITO_REGISTRATION_NOT_FOUND = 4,
 
+  // Registration failed because the public key could not be retrieved.
+  PUSH_GETREGISTRATION_STATUS_PUBLIC_KEY_UNAVAILABLE = 5,
+
   // NOTE: Do not renumber these as that would confuse interpretation of
   // previously logged data. When making changes, also update the enum list
   // in tools/metrics/histograms/histograms.xml to keep it in sync, and