diff --git a/modules/plugin/base/public/nsICookieStorage.h b/modules/plugin/base/public/nsICookieStorage.h
new file mode 100644
index 000000000000..d9a1e556cc58
--- /dev/null
+++ b/modules/plugin/base/public/nsICookieStorage.h
@@ -0,0 +1,61 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
+ *
+ * The contents of this file are subject to the Netscape Public License
+ * Version 1.0 (the "NPL"); you may not use this file except in
+ * compliance with the NPL.  You may obtain a copy of the NPL at
+ * http://www.mozilla.org/NPL/
+ *
+ * Software distributed under the NPL is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
+ * for the specific language governing rights and limitations under the
+ * NPL.
+ *
+ * The Initial Developer of this code under the NPL is Netscape
+ * Communications Corporation.  Portions created by Netscape are
+ * Copyright (C) 1998 Netscape Communications Corporation.  All Rights
+ * Reserved.
+ */
+
+#ifndef nsICookieStorage_h___
+#define nsICookieStorage_h___
+
+#include "nsISupports.h"
+
+// {c8c05100-cfdb-11d2-bab8-b088e084e5bc}
+#define NS_ICOOKIESTORAGE_IID \
+{ 0xc8c05100, 0xcfdb, 0x11d2, { 0xba, 0xb8, 0xb0, 0x88, 0xe0, 0x84, 0xe5, 0xbc } }
+
+// {c8c05101-cfdb-11d2-bab8-b088e084e5bc}
+#define NS_COOKIESTORAGE_CID \
+{ 0xc8c05101, 0xcfdb, 0x11d2, { 0xba, 0xb8, 0xb0, 0x88, 0xe0, 0x84, 0xe5, 0xbc } }
+
+/**
+ * Stores/retrieves cookies. Cookies are strings associated with specific URLs.
+ * They can be up to 4096 bytes each. This is intended to be used by plugins
+ * to access browser cookies.
+ */
+class nsICookieStorage : public nsISupports {
+public:
+	NS_DEFINE_STATIC_IID_ACCESSOR(NS_ICOOKIEMANAGER_IID)
+
+	/**
+	 * Retrieves a cookie from the browser's persistent cookie store.
+	 * @param inCookieURL        URL string to look up cookie with.
+	 * @param inOutCookieBuffer  buffer large enough to accomodate cookie data.
+	 * @param inOutCookieSize    on input, size of the cookie buffer, on output cookie's size.
+	 */
+	NS_IMETHOD
+	GetCookie(const char* inCookieURL, void* inOutCookieBuffer, PRUint32& inOutCookieSize) = 0;
+
+	
+	/**
+	 * Stores a cookie in the browser's persistent cookie store.
+	 * @param inCookieURL        URL string store cookie with.
+	 * @param inCookieBuffer     buffer containing cookie data.
+	 * @param inCookieSize       specifies  size of cookie data.
+	 */
+	NS_IMETHOD
+	SetCookie(const char* inCookieURL, const void* inCookieBuffer, PRUint32 inCookieSize) = 0;
+};
+
+#endif /* nsICookieStorage_h___ */
diff --git a/modules/plugin/public/nsICookieStorage.h b/modules/plugin/public/nsICookieStorage.h
new file mode 100644
index 000000000000..d9a1e556cc58
--- /dev/null
+++ b/modules/plugin/public/nsICookieStorage.h
@@ -0,0 +1,61 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
+ *
+ * The contents of this file are subject to the Netscape Public License
+ * Version 1.0 (the "NPL"); you may not use this file except in
+ * compliance with the NPL.  You may obtain a copy of the NPL at
+ * http://www.mozilla.org/NPL/
+ *
+ * Software distributed under the NPL is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
+ * for the specific language governing rights and limitations under the
+ * NPL.
+ *
+ * The Initial Developer of this code under the NPL is Netscape
+ * Communications Corporation.  Portions created by Netscape are
+ * Copyright (C) 1998 Netscape Communications Corporation.  All Rights
+ * Reserved.
+ */
+
+#ifndef nsICookieStorage_h___
+#define nsICookieStorage_h___
+
+#include "nsISupports.h"
+
+// {c8c05100-cfdb-11d2-bab8-b088e084e5bc}
+#define NS_ICOOKIESTORAGE_IID \
+{ 0xc8c05100, 0xcfdb, 0x11d2, { 0xba, 0xb8, 0xb0, 0x88, 0xe0, 0x84, 0xe5, 0xbc } }
+
+// {c8c05101-cfdb-11d2-bab8-b088e084e5bc}
+#define NS_COOKIESTORAGE_CID \
+{ 0xc8c05101, 0xcfdb, 0x11d2, { 0xba, 0xb8, 0xb0, 0x88, 0xe0, 0x84, 0xe5, 0xbc } }
+
+/**
+ * Stores/retrieves cookies. Cookies are strings associated with specific URLs.
+ * They can be up to 4096 bytes each. This is intended to be used by plugins
+ * to access browser cookies.
+ */
+class nsICookieStorage : public nsISupports {
+public:
+	NS_DEFINE_STATIC_IID_ACCESSOR(NS_ICOOKIEMANAGER_IID)
+
+	/**
+	 * Retrieves a cookie from the browser's persistent cookie store.
+	 * @param inCookieURL        URL string to look up cookie with.
+	 * @param inOutCookieBuffer  buffer large enough to accomodate cookie data.
+	 * @param inOutCookieSize    on input, size of the cookie buffer, on output cookie's size.
+	 */
+	NS_IMETHOD
+	GetCookie(const char* inCookieURL, void* inOutCookieBuffer, PRUint32& inOutCookieSize) = 0;
+
+	
+	/**
+	 * Stores a cookie in the browser's persistent cookie store.
+	 * @param inCookieURL        URL string store cookie with.
+	 * @param inCookieBuffer     buffer containing cookie data.
+	 * @param inCookieSize       specifies  size of cookie data.
+	 */
+	NS_IMETHOD
+	SetCookie(const char* inCookieURL, const void* inCookieBuffer, PRUint32 inCookieSize) = 0;
+};
+
+#endif /* nsICookieStorage_h___ */