Supports core functionality that in some cases requires direct support from the compiler and runtime systems such as runtime type information and deferred binding.

class DWT {
 /**
  * Gets the URL prefix that should be prepended to URLs that
  * are intended to be module-relative, such as RPC entry points.
  *
  * <p>If the URL points to an output file of the GWT compiler (such as
  * a file in the public path), use {@link #getModuleBaseForStaticFiles()}
  * instead.</p>
  *
  * @return if non-empty, the base URL is guaranteed to end with a slash
  */
 static String getModuleBaseURL() {
   return Impl.getModuleBaseURL();
 }
 
 // DWT Major version number
 static String get majorVersion => "0.3";
 // DWT Minor version number
 static String get minorVersion => "24";
}