4 files changed, 7 insertions, 17 deletions
diff --git a/services/common/utils.js b/services/common/utils.js
index f0f57d14a..c90600ef4 100644
--- a/services/common/utils.js
+++ b/services/common/utils.js
@@ -69,6 +69,10 @@ this.CommonUtils = {
     return true;
   },
 
+  // Import these from Log.jsm for backward compatibility
+  exceptionStr: Log.exceptionStr,
+  stackTrace: Log.stackTrace,
+
   /**
    * Encode byte string as base64URL (RFC 4648).
    *
diff --git a/services/sync/Weave.js b/services/sync/Weave.js
index 4c89aba13..0e8d2fe31 100644
--- a/services/sync/Weave.js
+++ b/services/sync/Weave.js
@@ -103,7 +103,7 @@ WeaveService.prototype = {
   get fxAccountsEnabled() {
     // Early exit: FxA not supported.
     return false;
-    
+/* -- commented out to prevent unreachable code warning --    
     try {
       // Old sync guarantees '@' will never appear in the username while FxA
       // uses the FxA email address - so '@' is the flag we use.
@@ -112,6 +112,7 @@ WeaveService.prototype = {
     } catch (_) {
       return true; // No username == only allow FxA to be configured.
     }
+*/
   },
 
   /**
diff --git a/services/sync/modules/identity.js b/services/sync/modules/identity.js
index cd28f5efe..624fad21c 100644
--- a/services/sync/modules/identity.js
+++ b/services/sync/modules/identity.js
@@ -337,7 +337,7 @@ IdentityManager.prototype = {
       try {
         this._syncKeyBundle = new SyncKeyBundle(this.username, this.syncKey);
       } catch (ex) {
-        this._log.warn(Utils.exceptionStr(ex));
+        this._log.warn("Failed to create sync key bundle", Utils.exceptionStr(ex));
         return null;
       }
     }
diff --git a/services/sync/modules/service.js b/services/sync/modules/service.js
index f3837a949..2631efafd 100644
--- a/services/sync/modules/service.js
+++ b/services/sync/modules/service.js
@@ -51,15 +51,6 @@ const STORAGE_INFO_TYPES = [INFO_COLLECTIONS,
                             INFO_COLLECTION_COUNTS,
                             INFO_QUOTA];
 
-// A structure mapping a (boolean) telemetry probe name to a preference name.
-// The probe will record true if the pref is modified, false otherwise.
-const TELEMETRY_CUSTOM_SERVER_PREFS = {
-  WEAVE_CUSTOM_LEGACY_SERVER_CONFIGURATION: "services.sync.serverURL",
-  WEAVE_CUSTOM_FXA_SERVER_CONFIGURATION: "identity.fxaccounts.auth.uri",
-  WEAVE_CUSTOM_TOKEN_SERVER_CONFIGURATION: "services.sync.tokenServerURI",
-};
-
-
 function Sync11Service() {
   this._notify = Utils.notify("weave:service:");
 }
@@ -377,12 +368,6 @@ Sync11Service.prototype = {
       Svc.Obs.notify("weave:engine:start-tracking");
     }
 
-    // Telemetry probes to indicate if the user is using custom servers.
-    for (let [probeName, prefName] of Iterator(TELEMETRY_CUSTOM_SERVER_PREFS)) {
-      let isCustomized = Services.prefs.prefHasUserValue(prefName);
-      Services.telemetry.getHistogramById(probeName).add(isCustomized);
-    }
-
     // Send an event now that Weave service is ready.  We don't do this
     // synchronously so that observers can import this module before
     // registering an observer.