1 files changed, 47 insertions, 0 deletions
diff --git a/Source/WebCore/crypto/WebKitSubtleCrypto.cpp b/Source/WebCore/crypto/WebKitSubtleCrypto.cpp
new file mode 100644
index 000000000..3b68af9cc
--- /dev/null
+++ b/Source/WebCore/crypto/WebKitSubtleCrypto.cpp
@@ -0,0 +1,47 @@
+/*
+ * Copyright (C) 2013 Apple Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "config.h"
+#include "WebKitSubtleCrypto.h"
+
+#if ENABLE(SUBTLE_CRYPTO)
+
+#include "Document.h"
+
+namespace WebCore {
+
+WebKitSubtleCrypto::WebKitSubtleCrypto(Document& document)
+    : ContextDestructionObserver(&document)
+{
+}
+
+Document* WebKitSubtleCrypto::document() const
+{
+    return downcast<Document>(scriptExecutionContext());
+}
+
+}
+
+#endif