Refactor common invalidation framework types

sync/internal_api/public/base/ack_handle.cc

-// Copyright 2012 The Chromium Authors. All rights reserved.
+// Copyright 2013 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.
 
-#include "sync/internal_api/public/base/invalidation.h"
+#include "sync/internal_api/public/base/ack_handle.h"
 
 #include <cstddef>
 #include "base/rand_util.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/values.h"
 
 namespace syncer {
 
 namespace {
 // Hopefully enough bytes for uniqueness.
@@ skipping 41 matching lines @@
   return !state_.empty();
 }
 
 AckHandle::AckHandle(const std::string& state, base::Time timestamp)
     : state_(state), timestamp_(timestamp) {
 }
 
 AckHandle::~AckHandle() {
 }
 
-const int64 Invalidation::kUnknownVersion = -1;
-
-Invalidation::Invalidation()
-    : version(kUnknownVersion), ack_handle(AckHandle::InvalidAckHandle()) {
-}
-
-Invalidation::~Invalidation() {
-}
-
-bool Invalidation::Equals(const Invalidation& other) const {
-  return (version == other.version) && (payload == other.payload) &&
-      ack_handle.Equals(other.ack_handle);
-}
-
-scoped_ptr<base::DictionaryValue> Invalidation::ToValue() const {
-  scoped_ptr<base::DictionaryValue> value(new base::DictionaryValue());
-  value->SetString("version", base::Int64ToString(version));
-  value->SetString("payload", payload);
-  value->Set("ackHandle", ack_handle.ToValue().release());
-  return value.Pass();
-}
-
-bool Invalidation::ResetFromValue(const base::DictionaryValue& value) {
-  const base::DictionaryValue* ack_handle_value = NULL;
-  std::string version_as_string;
-  if (value.GetString("version", &version_as_string)) {
-    if (!base::StringToInt64(version_as_string, &version))
-      return false;
-  } else {
-    version = kUnknownVersion;
-  }
-  return
-      value.GetString("payload", &payload) &&
-      value.GetDictionary("ackHandle", &ack_handle_value) &&
-      ack_handle.ResetFromValue(*ack_handle_value);
-}
-
 }  // namespace syncer