XWIKI-7692: java.lang.ClassCastException when viewing installed extensions

Remove useless encapsulation

xwiki-platform-core/xwiki-platform-extension/xwiki-platform-extension-script/src/main/java/org/xwiki/extension/script/internal/safe/SafeInstalledExtension.java

@@ -55,24 +55,24 @@ public LocalExtension getLocalExtension()
     @Override
     public boolean isInstalled()
     {
-        return safe(getWrapped().isInstalled());
+        return getWrapped().isInstalled();
     }
 
     @Override
     public boolean isInstalled(String namespace)
     {
-        return safe(getWrapped().isInstalled(namespace));
+        return getWrapped().isInstalled(namespace);
     }
 
     @Override
     public Collection<String> getNamespaces()
     {
-        return safe(getWrapped().getNamespaces());
+        return getWrapped().getNamespaces();
     }
 
     @Override
     public boolean isDependency()
     {
-        return safe(getWrapped().isDependency());
+        return getWrapped().isDependency();
     }
 }