mac: Fix five browser_tests on Yosemite.

chrome/browser/ui/settings_window_manager_browsertest.cc

Index: chrome/browser/ui/settings_window_manager_browsertest.cc
diff --git a/chrome/browser/ui/settings_window_manager_browsertest.cc b/chrome/browser/ui/settings_window_manager_browsertest.cc
index a551457c76738a1fb4f2d61132807cfb34aa972e..fa91d8b56c35222bcfce86e6d250255a29f7d3e1 100644
--- a/chrome/browser/ui/settings_window_manager_browsertest.cc
+++ b/chrome/browser/ui/settings_window_manager_browsertest.cc
@@ -23,6 +23,10 @@
 #include "content/public/test/test_utils.h"
 #include "url/gurl.h"
 
+#if defined(OS_MACOSX) && !defined(OS_IOS)
+#include "base/mac/scoped_nsautorelease_pool.h"
+#endif  // defined(OS_MACOSX) && !defined(OS_IOS)
+
 namespace {
 
 class SettingsWindowTestObserver
@@ -100,6 +104,9 @@ class SettingsWindowManagerTest : public InProcessBrowserTest {
         chrome::NOTIFICATION_BROWSER_CLOSED,
         content::NotificationService::AllSources());
     browser->window()->Close();
+#if defined(OS_MACOSX) && !defined(OS_IOS)
+    AutoreleasePool()->Recycle();
+#endif  // defined(OS_MACOSX) && !defined(OS_IOS)
     observer.Wait();
   }