Move sync/notifier to components/invalidation

sync/internal_api/public/base/invalidation.h

 // Copyright 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef SYNC_INTERNAL_API_PUBLIC_BASE_INVALIDATION_H_
 #define SYNC_INTERNAL_API_PUBLIC_BASE_INVALIDATION_H_
 
 #include <string>
 
 #include "base/basictypes.h"
@@ skipping 17 matching lines @@
   // Factory functions.
   static Invalidation Init(
       const invalidation::ObjectId& id,
       int64 version,
       const std::string& payload);
   static Invalidation InitUnknownVersion(const invalidation::ObjectId& id);
   static Invalidation InitFromDroppedInvalidation(const Invalidation& dropped);
   static scoped_ptr<Invalidation> InitFromValue(
       const base::DictionaryValue& value);
 
+  ~Invalidation();
+
+  // We define the copy and assignment operators explicitly for now, even
+  // though the implicit definitions would be good enough for our purposes.
+  // This is to work around some linker issues in the Windows build.  See
+  // http://crbug.com/394549.
   Invalidation(const Invalidation& other);
-  ~Invalidation();
+  Invalidation& operator=(const Invalidation& other);
 
   // Compares two invalidations.  The comparison ignores ack-tracking state.
   bool Equals(const Invalidation& other) const;
 
   invalidation::ObjectId object_id() const;
   bool is_unknown_version() const;
 
   // Safe to call only if is_unknown_version() returns false.
   int64 version() const;
 
@@ skipping 64 matching lines @@
   std::string payload_;
 
   // A locally generated unique ID used to manage local acknowledgements.
   AckHandle ack_handle_;
   syncer::WeakHandle<AckHandler> ack_handler_;
 };
 
 }  // namespace syncer
 
 #endif  // SYNC_INTERNAL_API_PUBLIC_BASE_INVALIDATION_H_