Bug 938131 - Simplify dom::ErrorResult::ReportJSExceptionFromJSImplementation. r=bz.

--HG--
extra : rebase_source : db7b8edd1aec3aff7240b1323c00546d2e332112

dom/bindings/BindingUtils.cpp

@@ -214,16 +214,7 @@ ErrorResult::ReportJSExceptionFromJSImplementation(JSContext* aCx)
   nsString message;
   domError->GetMessage(message);
 
-  JSErrorReport errorReport;
-  memset(&errorReport, 0, sizeof(JSErrorReport));
-  errorReport.errorNumber = JSMSG_USER_DEFINED_ERROR;
-  errorReport.ucmessage = message.get();
-  errorReport.exnType = JSEXN_ERR;
-  JS::Rooted<JSScript*> script(aCx);
-  if (JS_DescribeScriptedCaller(aCx, &script, &errorReport.lineno)) {
-    errorReport.filename = JS_GetScriptFilename(aCx, script);
-  }
-  JS_ThrowReportedError(aCx, nullptr, &errorReport);
+  JS_ReportError(aCx, "%hs", message.get());
   JS_RemoveValueRoot(aCx, &mJSException);
   
   // We no longer have a useful exception but we do want to signal that an error