Expire appcaches that fail to update for "too long".

content/browser/appcache/appcache_update_job_unittest.cc

Index: content/browser/appcache/appcache_update_job_unittest.cc
diff --git a/content/browser/appcache/appcache_update_job_unittest.cc b/content/browser/appcache/appcache_update_job_unittest.cc
index b69af526d3ba92f2528931b302478cfa1ad96225..c93a3b3fde9716aa8d33d66c93be3cf87ce548f2 100644
--- a/content/browser/appcache/appcache_update_job_unittest.cc
+++ b/content/browser/appcache/appcache_update_job_unittest.cc
@@ -2651,6 +2651,7 @@ class AppCacheUpdateJobTest : public testing::Test,
     MakeService();
     group_ = new AppCacheGroup(
         service_->storage(), GURL("http://headertest"), 111);
+    group_->set_last_full_update_check_time(base::Time::Now());
     AppCacheUpdateJob* update =
         new AppCacheUpdateJob(service_.get(), group_.get());
     group_->update_job_ = update;
@@ -2724,6 +2725,7 @@ class AppCacheUpdateJobTest : public testing::Test,
         service_->storage(),
         MockHttpServer::GetMockUrl("files/manifest1"),
         111);
+    group_->set_last_full_update_check_time(base::Time::Now());
     AppCacheUpdateJob* update =
         new AppCacheUpdateJob(service_.get(), group_.get());
     group_->update_job_ = update;
@@ -2787,6 +2789,7 @@ class AppCacheUpdateJobTest : public testing::Test,
         service_->storage(),
         MockHttpServer::GetMockUrl("files/manifest1"),
         111);
+    group_->set_last_full_update_check_time(base::Time::Now());
     AppCacheUpdateJob* update =
         new AppCacheUpdateJob(service_.get(), group_.get());
     group_->update_job_ = update;