Fix plots test to work with internal event handler

Author: rreusser

src/lib/events.js

@@ -131,7 +131,7 @@ var Events = {
          * events internally.
          */
         var internalHandlers = plotObj._internalEv._events[event];
-        if (internalHandlers) {
+        if(internalHandlers) {
             if(typeof internalHandlers === 'function') internalHandlers = [internalHandlers];
             for(i = 0; i < internalHandlers.length; i++) {
                 internalHandlers[i](data);
@@ -165,7 +165,7 @@ var Events = {
         delete plotObj._internalOn;
         delete plotObj._internalOnce;
         delete plotObj._removeInternalListener;
-        delete plotObj._removeAllInternalListeners;;
+        delete plotObj._removeAllInternalListeners;
 
         return plotObj;
     }

test/jasmine/tests/plots_test.js

@@ -301,9 +301,10 @@ describe('Test Plots', function() {
 
         it('should unset everything in the gd except _context', function() {
             var expectedKeys = [
-                '_ev', 'on', 'once', 'removeListener', 'removeAllListeners',
-                'emit', '_context', '_replotPending', '_mouseDownTime',
-                '_hmpixcount', '_hmlumcount'
+                '_ev', '_internalEv', 'on', 'once', 'removeListener', 'removeAllListeners',
+                '_internalOn', '_internalOnce', '_removeInternalListener',
+                '_removeAllInternalListeners', 'emit', '_context', '_replotPending',
+                '_mouseDownTime', '_hmpixcount', '_hmlumcount'
             ];
 
             Plots.purge(gd);