[Sync] Move ModelType and related classes to 'syncer' namespace

sync/util/cryptographer.h

Index: sync/util/cryptographer.h
diff --git a/sync/util/cryptographer.h b/sync/util/cryptographer.h
index f68655d37e7eeec273f3ed5c3290ea30ab2b8da1..c23495258e3957b889d46640ade9302a77f8b0ec 100644
--- a/sync/util/cryptographer.h
+++ b/sync/util/cryptographer.h
@@ -65,7 +65,7 @@ class Cryptographer {
     // set of encrypted types is SensitiveTypes() and that the encrypt
     // everything flag is false.
     virtual void OnEncryptedTypesChanged(
-        syncable::ModelTypeSet encrypted_types,
+        syncer::ModelTypeSet encrypted_types,
         bool encrypt_everything) = 0;
 
    protected:
@@ -181,7 +181,7 @@ class Cryptographer {
   UpdateResult Update(const sync_pb::NigoriSpecifics& nigori);
 
   // The set of types that are always encrypted.
-  static syncable::ModelTypeSet SensitiveTypes();
+  static syncer::ModelTypeSet SensitiveTypes();
 
   // Reset our set of encrypted types based on the contents of the nigori
   // specifics.
@@ -198,11 +198,10 @@ class Cryptographer {
   bool encrypt_everything() const;
 
   // Return the set of encrypted types.
-  syncable::ModelTypeSet GetEncryptedTypes() const;
+  syncer::ModelTypeSet GetEncryptedTypes() const;
 
   // Forwards to MergeEncryptedTypes.
-  void MergeEncryptedTypesForTest(
-      syncable::ModelTypeSet encrypted_types);
+  void MergeEncryptedTypesForTest(syncer::ModelTypeSet encrypted_types);
 
  private:
   FRIEND_TEST_ALL_PREFIXES(SyncCryptographerTest, PackUnpack);
@@ -210,7 +209,7 @@ class Cryptographer {
 
   // Merges the given set of encrypted types with the existing set and emits a
   // notification if necessary.
-  void MergeEncryptedTypes(syncable::ModelTypeSet encrypted_types);
+  void MergeEncryptedTypes(syncer::ModelTypeSet encrypted_types);
 
   void EmitEncryptedTypesChangedNotification();
 
@@ -242,7 +241,7 @@ class Cryptographer {
 
   scoped_ptr<sync_pb::EncryptedData> pending_keys_;
 
-  syncable::ModelTypeSet encrypted_types_;
+  syncer::ModelTypeSet encrypted_types_;
   bool encrypt_everything_;
 
   DISALLOW_COPY_AND_ASSIGN(Cryptographer);