Remove old Sleep and PostDelayedTask interfaces that use int ms instead of TimeDelta.

chrome/browser/policy/cloud_policy_refresh_scheduler_unittest.cc

Index: chrome/browser/policy/cloud_policy_refresh_scheduler_unittest.cc
diff --git a/chrome/browser/policy/cloud_policy_refresh_scheduler_unittest.cc b/chrome/browser/policy/cloud_policy_refresh_scheduler_unittest.cc
index 32920c5890deacbcd23bcf018f5aeb801d536062..ae3d6c1c7646cbbd83161abcfff0de594d484af7 100644
--- a/chrome/browser/policy/cloud_policy_refresh_scheduler_unittest.cc
+++ b/chrome/browser/policy/cloud_policy_refresh_scheduler_unittest.cc
@@ -35,12 +35,6 @@ class TestTaskRunner : public base::TaskRunner {
   TestTaskRunner() {}
 
   virtual bool RunsTasksOnCurrentThread() const OVERRIDE { return true; }
-  virtual bool PostDelayedTask(const tracked_objects::Location&,
-                               const base::Closure&,
-                               int64) OVERRIDE {
-    ADD_FAILURE();
-    return false;
-  }
   MOCK_METHOD3(PostDelayedTask, bool(const tracked_objects::Location&,
                                      const base::Closure&,
                                      base::TimeDelta));