Revert 223324 "Wait for store flush in CookieMonster::Delete*Task"

trunk/src/net/cookies/cookie_monster_unittest.cc

Index: trunk/src/net/cookies/cookie_monster_unittest.cc
===================================================================
--- trunk/src/net/cookies/cookie_monster_unittest.cc	(revision 223358)
+++ trunk/src/net/cookies/cookie_monster_unittest.cc	(working copy)
@@ -50,10 +50,7 @@
   MOCK_METHOD1(AddCookie, void(const CanonicalCookie& cc));
   MOCK_METHOD1(UpdateCookieAccessTime, void(const CanonicalCookie& cc));
   MOCK_METHOD1(DeleteCookie, void(const CanonicalCookie& cc));
-  virtual void Flush(const base::Closure& callback) {
-    if (!callback.is_null())
-      base::MessageLoop::current()->PostTask(FROM_HERE, callback);
-  }
+  MOCK_METHOD1(Flush, void(const base::Closure& callback));
   MOCK_METHOD0(SetForceKeepSessionState, void());
 
  private: