Issue 1843 - Deactivate "Block element" dialog when extension is disabled/uninstalled/reloaded

include.postload.js

Index: include.postload.js
===================================================================
--- a/include.postload.js
+++ b/include.postload.js
@@ -358,6 +358,8 @@
   document.addEventListener("mouseout", clickHide_mouseOut, true);
   document.addEventListener("click", clickHide_mouseClick, true);
   document.addEventListener("keydown", clickHide_keyDown, true);
+
+  ext.onExtensionUnloaded.addListener(clickHide_deactivate);
 }
 
 // Called when user has clicked on something and we are waiting for confirmation
@@ -388,7 +390,7 @@
   document.removeEventListener("click", clickHide_mouseClick, true);
   document.removeEventListener("keydown", clickHide_keyDown, true);
 
-  if (!keepOverlays)
+  if (keepOverlays !== true)
   {
     lastRightClickEvent = null;
 
@@ -403,6 +405,8 @@
     var overlays = document.getElementsByClassName("__adblockplus__overlay");
     while (overlays.length > 0)
       overlays[0].parentNode.removeChild(overlays[0]);
+
+    ext.onExtensionUnloaded.removeListener(clickHide_deactivate);
   }
 }