Pull cacheinvalidations code directory into chromium repo.

third_party/cacheinvalidation/src/google/cacheinvalidation/impl/checking-invalidation-listener.h

Index: third_party/cacheinvalidation/src/google/cacheinvalidation/impl/checking-invalidation-listener.h
diff --git a/third_party/cacheinvalidation/src/google/cacheinvalidation/impl/checking-invalidation-listener.h b/third_party/cacheinvalidation/src/google/cacheinvalidation/impl/checking-invalidation-listener.h
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index 0000000000000000000000000000000000000000..4c82e03115514993bd6ebe03581b7c10f1d02330
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+++ b/third_party/cacheinvalidation/src/google/cacheinvalidation/impl/checking-invalidation-listener.h
@@ -0,0 +1,88 @@
+// Copyright 2012 Google Inc.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+// InvalidationListener wrapper that ensures that a delegate listener is called
+// on the proper thread and calls the listener method on the listener thread.
+
+#ifndef GOOGLE_CACHEINVALIDATION_IMPL_CHECKING_INVALIDATION_LISTENER_H_
+#define GOOGLE_CACHEINVALIDATION_IMPL_CHECKING_INVALIDATION_LISTENER_H_
+
+#include "google/cacheinvalidation/include/invalidation-client.h"
+#include "google/cacheinvalidation/include/invalidation-listener.h"
+#include "google/cacheinvalidation/include/system-resources.h"
+#include "google/cacheinvalidation/include/types.h"
+#include "google/cacheinvalidation/impl/statistics.h"
+
+namespace invalidation {
+
+class CheckingInvalidationListener : public InvalidationListener {
+ public:
+  CheckingInvalidationListener(
+      InvalidationListener* delegate, Statistics* statistics,
+      Scheduler* internal_scheduler, Scheduler* listener_scheduler,
+      Logger* logger);
+
+  virtual ~CheckingInvalidationListener() {}
+
+  virtual void Invalidate(
+      InvalidationClient* client, const Invalidation& invalidation,
+      const AckHandle& ack_handle);
+
+  virtual void InvalidateUnknownVersion(
+      InvalidationClient* client, const ObjectId& object_id,
+      const AckHandle& ack_handle);
+
+  virtual void InvalidateAll(
+      InvalidationClient* client, const AckHandle& ack_handle);
+
+  virtual void InformRegistrationFailure(
+      InvalidationClient* client, const ObjectId& object_id,
+      bool is_transient, const string& error_message);
+
+  virtual void InformRegistrationStatus(
+      InvalidationClient* client, const ObjectId& object_id,
+      RegistrationState reg_state);
+
+  virtual void ReissueRegistrations(
+      InvalidationClient* client, const string& prefix, int prefix_len);
+
+  virtual void InformError(
+      InvalidationClient* client, const ErrorInfo& error_info);
+
+  /* Returns the delegate InvalidationListener. */
+  InvalidationListener* delegate() {
+    return delegate_;
+  }
+
+  virtual void Ready(InvalidationClient* client);
+
+ private:
+  /* The actual listener to which this listener delegates. */
+  InvalidationListener* delegate_;
+
+  /* Statistics objects to track number of sent messages, etc. */
+  Statistics* statistics_;
+
+  /* The scheduler for scheduling internal events in the library. */
+  Scheduler* internal_scheduler_;
+
+  /* The scheduler for scheduling events for the delegate. */
+  Scheduler* listener_scheduler_;
+
+  Logger* logger_;
+};
+
+}  // namespace invalidation
+
+#endif  // GOOGLE_CACHEINVALIDATION_IMPL_CHECKING_INVALIDATION_LISTENER_H_