Removing dead code

content/browser/browser_main_loop.cc

Index: content/browser/browser_main_loop.cc
diff --git a/content/browser/browser_main_loop.cc b/content/browser/browser_main_loop.cc
index aa8fa9b89f30b8b5346cb10ad3302ffa60dbb203..5535b1c904a6076f09a923e695a2a68696860768 100644
--- a/content/browser/browser_main_loop.cc
+++ b/content/browser/browser_main_loop.cc
@@ -958,8 +958,6 @@ int BrowserMainLoop::CreateThreads() {
 
   base::Thread::Options io_message_loop_options;
   io_message_loop_options.message_loop_type = base::MessageLoop::TYPE_IO;
-  base::Thread::Options ui_message_loop_options;
-  ui_message_loop_options.message_loop_type = base::MessageLoop::TYPE_UI;
 
   const bool redirect_nonUInonIO_browser_threads =
       GetContentClient()