Client-side changes to support retry GU.

sync/engine/syncer_unittest.cc

Index: sync/engine/syncer_unittest.cc
diff --git a/sync/engine/syncer_unittest.cc b/sync/engine/syncer_unittest.cc
index 19aff7c3b115dd63a34d50cfb9bb53e03360d0f5..a5d143f3e71f43256d846a3e6f039497acb88dfb 100644
--- a/sync/engine/syncer_unittest.cc
+++ b/sync/engine/syncer_unittest.cc
@@ -150,6 +150,7 @@ class SyncerTest : public testing::Test,
       int size) OVERRIDE {
     last_client_invalidation_hint_buffer_size_ = size;
   }
+  virtual void OnReceivedGuRetryDelay(const base::TimeDelta& delay) OVERRIDE {}
   virtual void OnSyncProtocolError(
       const sessions::SyncSessionSnapshot& snapshot) OVERRIDE {
   }
@@ -471,10 +472,10 @@ class SyncerTest : public testing::Test,
   void ConfigureNoGetUpdatesRequired() {
     context_->set_server_enabled_pre_commit_update_avoidance(true);
     nudge_tracker_.OnInvalidationsEnabled();
-    nudge_tracker_.RecordSuccessfulSyncCycle();
+    nudge_tracker_.RecordSuccessfulSyncCycle(base::TimeTicks::Now());
 
     ASSERT_FALSE(context_->ShouldFetchUpdatesBeforeCommit());
-    ASSERT_FALSE(nudge_tracker_.IsGetUpdatesRequired());
+    ASSERT_FALSE(nudge_tracker_.IsGetUpdatesRequired(base::TimeTicks::Now()));
   }
 
   base::MessageLoop message_loop_;