Move Time, TimeDelta and TimeTicks into namespace base.

Review URL: http://codereview.chromium.org/7995

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@4022 0039d316-1c4b-4281-b951-d872f2087c98
diff --git a/chrome/browser/automation/automation_provider.cc b/chrome/browser/automation/automation_provider.cc
index f3d21a7..d567a53f 100644
--- a/chrome/browser/automation/automation_provider.cc
+++ b/chrome/browser/automation/automation_provider.cc
@@ -34,6 +34,8 @@
 #include "net/base/cookie_monster.h"
 #include "net/url_request/url_request_filter.h"
 
+using base::Time;
+
 class InitialLoadObserver : public NotificationObserver {
  public:
   InitialLoadObserver(size_t tab_count, AutomationProvider* automation)