diff -r 000000000000 -r 6474c204b198 storage/src/IStorageBindingParamsInternal.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/storage/src/IStorageBindingParamsInternal.h	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,51 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ * vim: sw=2 ts=2 sts=2 expandtab
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef mozilla_storage_IStorageBindingParamsInternal_h_
+#define mozilla_storage_IStorageBindingParamsInternal_h_
+
+#include "nsISupports.h"
+
+struct sqlite3_stmt;
+class mozIStorageError;
+
+namespace mozilla {
+namespace storage {
+
+#define ISTORAGEBINDINGPARAMSINTERNAL_IID \
+  {0x4c43d33a, 0xc620, 0x41b8, {0xba, 0x1d, 0x50, 0xc5, 0xb1, 0xe9, 0x1a, 0x04}}
+
+/**
+ * Implementation-only interface for mozIStorageBindingParams.  This defines the
+ * set of methods required by the asynchronous execution code in order to
+ * consume the contents stored in mozIStorageBindingParams instances.
+ */
+class IStorageBindingParamsInternal : public nsISupports
+{
+public:
+  NS_DECLARE_STATIC_IID_ACCESSOR(ISTORAGEBINDINGPARAMSINTERNAL_IID)
+
+  /**
+   * Binds our stored data to the statement.
+   *
+   * @param aStatement
+   *        The statement to bind our data to.
+   * @return nullptr on success, or a mozIStorageError object if an error
+   *         occurred.
+   */
+  virtual already_AddRefed<mozIStorageError> bind(sqlite3_stmt *aStatement) = 0;
+};
+
+NS_DEFINE_STATIC_IID_ACCESSOR(IStorageBindingParamsInternal,
+                              ISTORAGEBINDINGPARAMSINTERNAL_IID)
+
+#define NS_DECL_ISTORAGEBINDINGPARAMSINTERNAL \
+  already_AddRefed<mozIStorageError> bind(sqlite3_stmt *aStatement);
+
+} // storage
+} // mozilla
+
+#endif // mozilla_storage_IStorageBindingParamsInternal_h_