[IndexedDB] Propogating changes to observers : Renderer

third_party/WebKit/Source/modules/indexeddb/IDBObserverChanges.h

Index: third_party/WebKit/Source/modules/indexeddb/IDBObserverChanges.h
diff --git a/third_party/WebKit/Source/modules/indexeddb/IDBObserverChanges.h b/third_party/WebKit/Source/modules/indexeddb/IDBObserverChanges.h
index c93d66d7d5b3d32f7cc40acf222f9e484800ad0e..71a8c9e04d7667bb1de3f7301513349945a92645 100644
--- a/third_party/WebKit/Source/modules/indexeddb/IDBObserverChanges.h
+++ b/third_party/WebKit/Source/modules/indexeddb/IDBObserverChanges.h
@@ -8,6 +8,7 @@
 #include "bindings/core/v8/ScriptValue.h"
 #include "bindings/core/v8/ScriptWrappable.h"
 #include "modules/indexeddb/IDBDatabase.h"
+#include "modules/indexeddb/IDBObservation.h"
 #include "modules/indexeddb/IDBTransaction.h"
 #include "platform/heap/Handle.h"
 
@@ -20,7 +21,12 @@ class IDBObserverChanges final : public GarbageCollected<IDBObserverChanges>, pu
     DEFINE_WRAPPERTYPEINFO();
 
 public:
-    static IDBObserverChanges* create(IDBDatabase*, IDBTransaction*, IDBAny* records);
+    // TODO(palakj): Make this a map objectStoreName -> List<IDBObserverChanges>.
+    typedef HeapVector<Member<IDBObservation>> ObjectStoreChangesMap;
+
+    // TODO(palakj): Add IDBDatabase* to create.
+    static IDBObserverChanges* create(const std::vector<WebIDBObservation>&, const std::vector<int32_t>& observationIndex);
+    IDBObserverChanges(const std::vector<WebIDBObservation>&, const std::vector<int32_t>& observationIndex);
 
     DECLARE_TRACE();
 
@@ -30,12 +36,11 @@ public:
     ScriptValue records(ScriptState*);
 
 private:
-    IDBObserverChanges(IDBDatabase*, IDBTransaction*, IDBAny* records);
+    void createMap(const std::vector<WebIDBObservation>& observations, const std::vector<int32_t>& observationIndex);
 
     Member<IDBDatabase> m_database;
     Member<IDBTransaction> m_transaction;
-    // TODO(palakj) : change to appropriate type Map<String, sequence<IDBObserverChangesRecord>>.
-    Member<IDBAny> m_records;
+    ObjectStoreChangesMap m_records;
 };
 
 } // namespace blink