[IDBObservers] Moving options from constructor to .observe call.

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

Index: third_party/WebKit/Source/modules/indexeddb/WebIDBObserverImpl.h
diff --git a/third_party/WebKit/Source/modules/indexeddb/WebIDBObserverImpl.h b/third_party/WebKit/Source/modules/indexeddb/WebIDBObserverImpl.h
index fd6625b176ae42575894f92c8b027eade66d8c24..8c4688f8552b35ff1304e2efe31ee94c8f325b9e 100644
--- a/third_party/WebKit/Source/modules/indexeddb/WebIDBObserverImpl.h
+++ b/third_party/WebKit/Source/modules/indexeddb/WebIDBObserverImpl.h
@@ -5,9 +5,12 @@
 #ifndef WebIDBObserverImpl_h
 #define WebIDBObserverImpl_h
 
+#include <bitset>
+
 #include "modules/indexeddb/IDBObserver.h"
 #include "platform/heap/Persistent.h"
 #include "public/platform/modules/indexeddb/WebIDBObserver.h"
+#include "public/platform/modules/indexeddb/WebIDBTypes.h"
 
 namespace blink {
 
@@ -18,27 +21,42 @@ class WebIDBObserverImpl final : public WebIDBObserver {
   USING_FAST_MALLOC(WebIDBObserverImpl);
 
  public:
-  static std::unique_ptr<WebIDBObserverImpl> create(IDBObserver*);
+  static std::unique_ptr<WebIDBObserverImpl> create(
+      IDBObserver*,
+      bool transaction,
+      bool values,
+      bool noRecords,
+      std::bitset<WebIDBOperationTypeCount> operationTypes);
 
   ~WebIDBObserverImpl() override;
 
   void setId(int32_t);
 
-  bool transaction() const { return m_observer->transaction(); }
-  bool noRecords() const { return m_observer->noRecords(); }
-  bool values() const { return m_observer->values(); }
+  bool transaction() const { return m_transaction; }
+  bool noRecords() const { return m_noRecords; }
+  bool values() const { return m_values; }
   const std::bitset<WebIDBOperationTypeCount>& operationTypes() const {
-    return m_observer->operationTypes();
+    return m_operationTypes;
   }
+
   void onChange(const WebVector<WebIDBObservation>&,
                 const WebVector<int32_t>& observationIndex);
 
  private:
   enum { kInvalidObserverId = -1 };
 
-  explicit WebIDBObserverImpl(IDBObserver*);
+  WebIDBObserverImpl(IDBObserver*,
+                     bool transaction,
+                     bool values,
+                     bool noRecords,
+                     std::bitset<WebIDBOperationTypeCount> operationTypes);
 
   int32_t m_id;
+  bool m_transaction;
+  bool m_values;
+  bool m_noRecords;
+  // Operation type bits are set corresponding to WebIDBOperationType.
+  std::bitset<WebIDBOperationTypeCount> m_operationTypes;
   Persistent<IDBObserver> m_observer;
 };