Backed out changeset 0961f4328316 (bug 1588056) for build bustage at nsNetworkLinkService.mm on a CLOSED TREE.

netwerk/system/mac/nsNetworkLinkService.h

@@ -65,11 +65,6 @@ class nsNetworkLinkService : public nsINetworkLinkService,
   // The timer used to delay the calculation of network id since it takes some
   // time to discover the gateway's MAC address.
   nsCOMPtr<nsITimer> mNetworkIdTimer;
-
-  // Time stamp of last NS_NETWORK_LINK_DATA_CHANGED_1MIN event
-  mozilla::TimeStamp mChangeTime_1min;
-  // Time stamp of last NS_NETWORK_LINK_DATA_CHANGED_5MIN event
-  mozilla::TimeStamp mChangeTime_5min;
 };
 
 #endif /* NSNETWORKLINKSERVICEMAC_H_ */

netwerk/system/mac/nsNetworkLinkService.mm

@@ -634,30 +634,6 @@ void nsNetworkLinkService::SendEvent(bool aNetworkChanged) {
                                      mNetworkChangeTime);
     }
     mNetworkChangeTime = TimeStamp::Now();
-
-    // Telemetry probe if we coalesce network change events with period of 1min.
-    if (!mChangeTime_1min.IsNull()) {
-      double period = (TimeStamp::Now() - mChangeTime_1min).ToSeconds();
-      if (period >= 60) {  // 1minute
-        Telemetry::AccumulateTimeDelta(Telemetry::NETWORK_TIME_BETWEEN_NETWORK_CHANGE_EVENTS_1MIN,
-                                       mChangeTime_1min);
-        mChangeTime_1min = TimeStamp::Now();
-      }
-    } else {
-      mChangeTime_1min = TimeStamp::Now();
-    }
-
-    // Telemetry probe if we coalesce network change events with period of 5min.
-    if (!mChangeTime_5min.IsNull()) {
-      double period = (TimeStamp::Now() - mChangeTime_5min).ToSeconds();
-      if (period >= 300) {  // 5minutes.
-        Telemetry::AccumulateTimeDelta(Telemetry::NETWORK_TIME_BETWEEN_NETWORK_CHANGE_EVENTS_5min,
-                                       mChangeTime_5min);
-        mChangeTime_5min = TimeStamp::Now();
-      }
-    } else {
-      mChangeTime_5min = TimeStamp::Now();
-    }
   } else if (!mStatusKnown) {
     event = NS_NETWORK_LINK_DATA_UNKNOWN;
   } else {

toolkit/components/telemetry/Histograms.json

@@ -5344,34 +5344,6 @@
     "n_buckets": 50,
     "description": "Time in ms between two NS_NETWORK_LINK_DATA_CHANGED events sent"
   },
-  "NETWORK_TIME_BETWEEN_NETWORK_CHANGE_EVENTS_1MIN": {
-    "record_in_processes": ["main"],
-    "products": ["firefox"],
-    "alert_emails": ["necko@mozilla.com", "ddamjanovic@mozilla.com"],
-    "bug_numbers": [1588056],
-    "expires_in_version": "72",
-    "kind": "exponential",
-    "low": 60000,
-    "high": 7200000,
-    "n_buckets": 50,
-    "releaseChannelCollection": "opt-out",
-    "operating_systems": ["mac"],
-    "description": "Time in ms between two NS_NETWORK_LINK_DATA_CHANGED events sent if a 1 minute coelescing is in place."
-  },
-  "NETWORK_TIME_BETWEEN_NETWORK_CHANGE_EVENTS_5MIN": {
-    "record_in_processes": ["main"],
-    "products": ["firefox"],
-    "alert_emails": ["necko@mozilla.com", "ddamjanovic@mozilla.com"],
-    "bug_numbers": [1588056],
-    "expires_in_version": "72",
-    "kind": "exponential",
-    "low": 300000,
-    "high": 7200000,
-    "n_buckets": 50,
-    "releaseChannelCollection": "opt-out",
-    "operating_systems": ["mac"],
-    "description": "Time in ms between two NS_NETWORK_LINK_DATA_CHANGED events sent if a 5 minute coelescing is in place."
-  },
   "IDLE_NOTIFY_IDLE_MS": {
     "record_in_processes": ["main", "content"],
     "products": ["firefox", "fennec", "geckoview"],