Use log() method also used in server-side error.logger, metrics, analytics

plugins/c9.ide.errorhandler/raygun_error_handler.js

@@ -75,7 +75,9 @@ define(function(require, exports, module) {
         /***** Register and define API *****/
         
         plugin.freezePublicAPI({
-            reportError: reportError
+            /** @deprecated Use log() instead. */
+            reportError: reportError,
+            log: reportError
         });
         
         register(null, { "error_handler" : plugin });

plugins/c9.ide.errorhandler/simple_error_handler.js

@@ -108,7 +108,9 @@ define(function(require, exports, module) {
         /***** Register and define API *****/
         
         plugin.freezePublicAPI({
-            reportError: reportError
+            /** @deprecated Use log() instead. */
+            reportError: reportError,
+            log: reportError
         });
         
         register(null, { "error_handler" : plugin });