[IndexedDB] Propogating changes to observers : Renderer

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

Index: third_party/WebKit/Source/modules/indexeddb/IDBObserverCallback.h
diff --git a/third_party/WebKit/Source/modules/indexeddb/IDBObserverCallback.h b/third_party/WebKit/Source/modules/indexeddb/IDBObserverCallback.h
index 533ba2cec63ae8a7168167ae95200f05b0de5f7d..6b80fb34e0f68757d532c65510a33310280caa2e 100644
--- a/third_party/WebKit/Source/modules/indexeddb/IDBObserverCallback.h
+++ b/third_party/WebKit/Source/modules/indexeddb/IDBObserverCallback.h
@@ -11,10 +11,12 @@ namespace blink {
 
 class ExecutionContext;
 class IDBObserver;
+class IDBObserverChanges;
 
 class IDBObserverCallback : public GarbageCollectedFinalized<IDBObserverCallback> {
 public:
     virtual ~IDBObserverCallback() {}
+    virtual void handleChanges(IDBObserverChanges&, IDBObserver&) = 0;

[cmumford, 2016/07/20 00:25:13]

first param => const

[palakj1, 2016/07/20 01:33:36]

done

[palakj1, 2016/07/20 03:01:15]

I later realized that IDBObserverChanges is being later passed toV8 by
reference. Does it makes sense to make it constant.
Also, content unittests failed due to this change.
Reverting back to non const. Let me know if this sounds okay.

     virtual ExecutionContext* getExecutionContext() const = 0;
     DEFINE_INLINE_VIRTUAL_TRACE() {}
 };