Make base::MessageLoops have names at construction time

chrome/profile_import/profile_import_main.cc

Index: chrome/profile_import/profile_import_main.cc
diff --git a/chrome/profile_import/profile_import_main.cc b/chrome/profile_import/profile_import_main.cc
index 01a7c35aa8510712475d6a9c72065c9a852c10a9..ce19587676c44b27b1468d89c5fea4fb5f1a6df9 100644
--- a/chrome/profile_import/profile_import_main.cc
+++ b/chrome/profile_import/profile_import_main.cc
@@ -3,7 +3,6 @@
 // found in the LICENSE file.
 
 #include "base/message_loop.h"
-#include "base/threading/platform_thread.h"
 #include "chrome/profile_import/profile_import_thread.h"
 #include "content/common/child_process.h"
 
@@ -12,8 +11,7 @@ struct MainFunctionParams;
 // Mainline routine for running as the profile import process.
 int ProfileImportMain(const MainFunctionParams& parameters) {
   // The main message loop of the profile import process.
-  MessageLoop main_message_loop;
-  base::PlatformThread::SetName("CrProfileImportMain");
+  MessageLoop main_message_loop("CrProfileImportMain");
 
   ChildProcess profile_import_process;
   profile_import_process.set_main_thread(new ProfileImportThread());