Port messages sent by WebIDBFactoryImpl to Mojo.

third_party/WebKit/Source/modules/indexeddb/IDBOpenDBRequest.cpp

Index: third_party/WebKit/Source/modules/indexeddb/IDBOpenDBRequest.cpp
diff --git a/third_party/WebKit/Source/modules/indexeddb/IDBOpenDBRequest.cpp b/third_party/WebKit/Source/modules/indexeddb/IDBOpenDBRequest.cpp
index 0e0e4d7bbc3736348539d490c2c6be486c5f0c33..50b2b391332c611e7b1742e44574f38120fd3bf1 100644
--- a/third_party/WebKit/Source/modules/indexeddb/IDBOpenDBRequest.cpp
+++ b/third_party/WebKit/Source/modules/indexeddb/IDBOpenDBRequest.cpp
@@ -65,6 +65,13 @@ DEFINE_TRACE(IDBOpenDBRequest)
     IDBRequest::trace(visitor);
 }
 
+void IDBOpenDBRequest::stop()
+{
+    IDBRequest::stop();
+    if (m_databaseCallbacks)
+        m_databaseCallbacks->detachWebCallbacks();
+}
+
 const AtomicString& IDBOpenDBRequest::interfaceName() const
 {
     return EventTargetNames::IDBOpenDBRequest;
@@ -82,12 +89,6 @@ void IDBOpenDBRequest::onBlocked(int64_t oldVersion)
 void IDBOpenDBRequest::onUpgradeNeeded(int64_t oldVersion, std::unique_ptr<WebIDBDatabase> backend, const IDBDatabaseMetadata& metadata, WebIDBDataLoss dataLoss, String dataLossMessage)
 {
     IDB_TRACE("IDBOpenDBRequest::onUpgradeNeeded()");
-    if (m_contextStopped || !getExecutionContext()) {
-        std::unique_ptr<WebIDBDatabase> db = std::move(backend);
-        db->abort(m_transactionId);
-        db->close();
-        return;
-    }
     if (!shouldEnqueueEvent())
         return;
 
@@ -114,12 +115,6 @@ void IDBOpenDBRequest::onUpgradeNeeded(int64_t oldVersion, std::unique_ptr<WebID
 void IDBOpenDBRequest::onSuccess(std::unique_ptr<WebIDBDatabase> backend, const IDBDatabaseMetadata& metadata)
 {
     IDB_TRACE("IDBOpenDBRequest::onSuccess()");
-    if (m_contextStopped || !getExecutionContext()) {
-        std::unique_ptr<WebIDBDatabase> db = std::move(backend);
-        if (db)
-            db->close();
-        return;
-    }
     if (!shouldEnqueueEvent())
         return;