[IndexedDB] Use consistent enums on both sides of IPC.

content/browser/indexed_db/indexed_db_transaction.h

Index: content/browser/indexed_db/indexed_db_transaction.h
diff --git a/content/browser/indexed_db/indexed_db_transaction.h b/content/browser/indexed_db/indexed_db_transaction.h
index e30422f15ab35b88075d42667514c06c920d062c..b81c6ccf68fe83185772a589f601b7abcab60088 100644
--- a/content/browser/indexed_db/indexed_db_transaction.h
+++ b/content/browser/indexed_db/indexed_db_transaction.h
@@ -33,7 +33,7 @@ class CONTENT_EXPORT IndexedDBTransaction
       int64 id,
       scoped_refptr<IndexedDBDatabaseCallbacks> callbacks,
       const std::set<int64>& object_store_ids,
-      indexed_db::TransactionMode,
+      blink::TransactionMode,
       IndexedDBDatabase* db,
       IndexedDBBackingStore::Transaction* backing_store_transaction);
 
@@ -44,13 +44,11 @@ class CONTENT_EXPORT IndexedDBTransaction
   // Called by the transaction coordinator when this transaction is unblocked.
   void Start();
 
-  indexed_db::TransactionMode mode() const { return mode_; }
+  blink::TransactionMode mode() const { return mode_; }
   const std::set<int64>& scope() const { return object_store_ids_; }
 
-  void ScheduleTask(Operation task) {
-    ScheduleTask(IndexedDBDatabase::NORMAL_TASK, task);
-  }
-  void ScheduleTask(IndexedDBDatabase::TaskType, Operation task);
+  void ScheduleTask(Operation task) { ScheduleTask(blink::NormalTask, task); }
+  void ScheduleTask(blink::TaskType, Operation task);
   void ScheduleAbortTask(Operation abort_task);
   void RegisterOpenCursor(IndexedDBCursor* cursor);
   void UnregisterOpenCursor(IndexedDBCursor* cursor);
@@ -113,7 +111,7 @@ class CONTENT_EXPORT IndexedDBTransaction
 
   const int64 id_;
   const std::set<int64> object_store_ids_;
-  const indexed_db::TransactionMode mode_;
+  const blink::TransactionMode mode_;
 
   bool used_;
   State state_;