Don't use base::MessageLoop::{Quit,QuitClosure} in chrome/

chrome/browser/metrics/thread_watcher_unittest.cc

Index: chrome/browser/metrics/thread_watcher_unittest.cc
diff --git a/chrome/browser/metrics/thread_watcher_unittest.cc b/chrome/browser/metrics/thread_watcher_unittest.cc
index 43c6b5c6657d5ab1fb32ea63d2b0796c0ff3b346..ea47fa3e843855ff689fbaacfb8c68725cf07557 100644
--- a/chrome/browser/metrics/thread_watcher_unittest.cc
+++ b/chrome/browser/metrics/thread_watcher_unittest.cc
@@ -701,7 +701,7 @@ TEST_F(ThreadWatcherListTest, Restart) {
   ThreadWatcherList::StartWatchingAll(*base::CommandLine::ForCurrentProcess());
   ThreadWatcherList::StopWatchingAll();
   message_loop_for_ui.task_runner()->PostDelayedTask(
-      FROM_HERE, message_loop_for_ui.QuitClosure(),
+      FROM_HERE, message_loop_for_ui.QuitWhenIdleClosure(),
       base::TimeDelta::FromSeconds(
           ThreadWatcherList::g_initialize_delay_seconds));
   message_loop_for_ui.Run();
@@ -713,7 +713,7 @@ TEST_F(ThreadWatcherListTest, Restart) {
   // Proceed with just |StartWatchingAll| and ensure it'll be started.
   ThreadWatcherList::StartWatchingAll(*base::CommandLine::ForCurrentProcess());
   message_loop_for_ui.task_runner()->PostDelayedTask(
-      FROM_HERE, message_loop_for_ui.QuitClosure(),
+      FROM_HERE, message_loop_for_ui.QuitWhenIdleClosure(),
       base::TimeDelta::FromSeconds(
           ThreadWatcherList::g_initialize_delay_seconds + 1));
   message_loop_for_ui.Run();
@@ -725,7 +725,7 @@ TEST_F(ThreadWatcherListTest, Restart) {
   // Finally, StopWatchingAll() must stop.
   ThreadWatcherList::StopWatchingAll();
   message_loop_for_ui.task_runner()->PostDelayedTask(
-      FROM_HERE, message_loop_for_ui.QuitClosure(),
+      FROM_HERE, message_loop_for_ui.QuitWhenIdleClosure(),
       base::TimeDelta::FromSeconds(
           ThreadWatcherList::g_initialize_delay_seconds));
   message_loop_for_ui.Run();