Bug 848861 - Send stack traces with FHR errors; r=rnewman, sr=mconnor

services/healthreport/healthreporter.jsm

@@ -457,7 +457,7 @@ AbstractHealthReporter.prototype = Object.freeze({
     let logMessage = message;
 
     if (ex) {
-      recordMessage += ": " + ex.message;
+      recordMessage += ": " + CommonUtils.exceptionStr(ex);
       logMessage += ": " + CommonUtils.exceptionStr(ex);
     }
 

services/metrics/providermanager.jsm

@@ -412,7 +412,7 @@ this.ProviderManager.prototype = Object.freeze({
   _recordProviderError: function (name, msg, ex) {
     let msg = "Provider error: " + name + ": " + msg;
     if (ex) {
-      msg += ": " + ex.message;
+      msg += ": " + CommonUtils.exceptionStr(ex);
     }
     this._log.warn(msg);