console: fix timeEnd() not coercing the input

The input of console.timeEnd() was not coerced to a string. That way
labels were not found and the entry was not removed anymore.

lib/console.js

@@ -236,20 +236,22 @@ Console.prototype.time = function time(label = 'default') {
 };
 
 Console.prototype.timeEnd = function timeEnd(label = 'default') {
+  // Coerces everything other than Symbol to a string
+  label = `${label}`;
   const hasWarned = timeLogImpl(this, 'timeEnd', label);
   if (!hasWarned) {
     this._times.delete(label);
   }
 };
 
 Console.prototype.timeLog = function timeLog(label, ...data) {
+  // Coerces everything other than Symbol to a string
+  label = `${label}`;
   timeLogImpl(this, 'timeLog', label, data);
 };
 
 // Returns true if label was not found
 function timeLogImpl(self, name, label = 'default', data) {
-  // Coerces everything other than Symbol to a string
-  label = `${label}`;
   const time = self._times.get(label);
   if (!time) {
     process.emitWarning(`No such label '${label}' for console.${name}()`);

test/parallel/test-console.js

@@ -135,11 +135,14 @@ console.timeEnd('constructor');
 console.time('hasOwnProperty');
 console.timeEnd('hasOwnProperty');
 
-// verify that values are coerced to strings
+// Verify that values are coerced to strings.
 console.time([]);
 console.timeEnd([]);
 console.time({});
 console.timeEnd({});
+// Repeat the object call to verify that everything really worked.
+console.time({});
+console.timeEnd({});
 console.time(null);
 console.timeEnd(null);
 console.time(undefined);