1 files changed, 5 insertions, 0 deletions
diff --git a/src/plugins/platforms/pepper/3rdparty/pepper.js/mouse_lock.js b/src/plugins/platforms/pepper/3rdparty/pepper.js/mouse_lock.js
index fc25df1cbf..09442b8bef 100644
--- a/src/plugins/platforms/pepper/3rdparty/pepper.js/mouse_lock.js
+++ b/src/plugins/platforms/pepper/3rdparty/pepper.js/mouse_lock.js
@@ -2,6 +2,9 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+var ENVIRONMENT_IS_PTHREAD; // is set to true in pthread-main.js if we are in a worker
+if(!ENVIRONMENT_IS_PTHREAD) { 
+
 (function() {
 
   var MouseLock_LockMouse = function(instance, callback) {
@@ -102,3 +105,5 @@
   });
 
 })();
+
+}