Split PushMessagingStatus enum according to use case

content/browser/browser_context.cc

Index: content/browser/browser_context.cc
diff --git a/content/browser/browser_context.cc b/content/browser/browser_context.cc
index f64c7e3d4ba504b0e7588b92796d2c6317fda049..064b2097fd8a9a744a23ca8076ec88f3a39fd68d 100644
--- a/content/browser/browser_context.cc
+++ b/content/browser/browser_context.cc
@@ -219,7 +219,7 @@ void BrowserContext::DeliverPushMessage(
     const GURL& origin,
     int64 service_worker_registration_id,
     const std::string& data,
-    const base::Callback<void(PushMessagingStatus)>& callback) {
+    const base::Callback<void(PushDeliveryStatus)>& callback) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   PushMessagingRouter::DeliverMessage(
       browser_context, origin, service_worker_registration_id, data, callback);