Revert 119486 - Merge 117978 - IndexedDB: Fire error when there are problems opening a DB

Source/WebCore/Modules/indexeddb/IDBFactoryBackendImpl.cpp

Index: Source/WebCore/Modules/indexeddb/IDBFactoryBackendImpl.cpp
===================================================================
--- Source/WebCore/Modules/indexeddb/IDBFactoryBackendImpl.cpp	(revision 119524)
+++ Source/WebCore/Modules/indexeddb/IDBFactoryBackendImpl.cpp	(working copy)
@@ -129,11 +129,8 @@
     }
 
     RefPtr<IDBDatabaseBackendImpl> databaseBackend = IDBDatabaseBackendImpl::create(name, backingStore.get(), m_transactionCoordinator.get(), this, uniqueIdentifier);
-    if (databaseBackend) {
-        m_databaseBackendMap.set(uniqueIdentifier, databaseBackend.get());
-        databaseBackend->deleteDatabase(callbacks);
-    } else
-        callbacks->onError(IDBDatabaseError::create(IDBDatabaseException::UNKNOWN_ERR, "Internal error."));
+    m_databaseBackendMap.set(uniqueIdentifier, databaseBackend.get());
+    databaseBackend->deleteDatabase(callbacks);
 }
 
 PassRefPtr<IDBBackingStore> IDBFactoryBackendImpl::openBackingStore(PassRefPtr<SecurityOrigin> securityOrigin, const String& dataDirectory)
@@ -180,11 +177,8 @@
     }
 
     RefPtr<IDBDatabaseBackendImpl> databaseBackend = IDBDatabaseBackendImpl::create(name, backingStore.get(), m_transactionCoordinator.get(), this, uniqueIdentifier);
-    if (databaseBackend) {
-        callbacks->onSuccess(RefPtr<IDBDatabaseBackendInterface>(databaseBackend.get()).release());
-        m_databaseBackendMap.set(uniqueIdentifier, databaseBackend.get());
-    } else
-        callbacks->onError(IDBDatabaseError::create(IDBDatabaseException::UNKNOWN_ERR, "Internal error."));
+    callbacks->onSuccess(RefPtr<IDBDatabaseBackendInterface>(databaseBackend.get()).release());
+    m_databaseBackendMap.set(uniqueIdentifier, databaseBackend.get());
 }
 
 } // namespace WebCore