Remove has_js

qutebrowser/browser/browsertab.py

@@ -761,10 +761,6 @@ class AbstractTab(QWidget):
         """
         raise NotImplementedError
 
-    def has_js(self):
-        """Check if qutebrowser can run javascript in this tab."""
-        raise NotImplementedError
-
     def shutdown(self):
         raise NotImplementedError
 

qutebrowser/browser/webengine/webenginetab.py

@@ -528,10 +528,6 @@ class WebEngineTab(browsertab.AbstractTab):
             else:
                 self._widget.page().runJavaScript(code, callback)
 
-    def has_js(self):
-        # QtWebEngine can run JS even if the page can't
-        return True
-
     def shutdown(self):
         log.stub()
 

qutebrowser/browser/webkit/webkittab.py

@@ -628,10 +628,6 @@ class WebKitTab(browsertab.AbstractTab):
         if callback is not None:
             callback(result)
 
-    def has_js(self):
-        settings = QWebSettings.globalSettings()
-        return settings.testAttribute(QWebSettings.JavascriptEnabled)
-
     def icon(self):
         return self._widget.icon()