[WIP]Implement Chromium side changes for navigator.language(s) support for workers.

content/browser/shared_worker/shared_worker_service_impl.cc

Index: content/browser/shared_worker/shared_worker_service_impl.cc
diff --git a/content/browser/shared_worker/shared_worker_service_impl.cc b/content/browser/shared_worker/shared_worker_service_impl.cc
index b773127db631cf5b2b7e439452e17d3eb35b3437..4d28d9c398e083307cd67b88ce49da694dc6c697 100644
--- a/content/browser/shared_worker/shared_worker_service_impl.cc
+++ b/content/browser/shared_worker/shared_worker_service_impl.cc
@@ -662,4 +662,13 @@ void SharedWorkerServiceImpl::ChangeTryIncrementWorkerRefCountFuncForTesting(
   s_try_increment_worker_ref_count_ = new_func;
 }
 
+void SharedWorkerServiceImpl::AcceptLanguageChanged(
+  const base::string16& languages) {
+  for (WorkerHostMap::const_iterator iter = worker_hosts_.begin();
+       iter != worker_hosts_.end();
+       ++iter) {
+    iter->second->AcceptLanguageChanged(languages);
+  }
+}
+
 }  // namespace content