Remove DOM prefix from plugins IDL interfaces

Source/core/plugins/DOMMimeType.idl

Index: Source/core/plugins/DOMMimeType.idl
diff --git a/Source/core/plugins/DOMMimeType.idl b/Source/core/plugins/DOMMimeType.idl
deleted file mode 100644
index 0e3bd43f6279d2fe50a3af2120c646a82fcf4fca..0000000000000000000000000000000000000000
--- a/Source/core/plugins/DOMMimeType.idl
+++ /dev/null
@@ -1,29 +0,0 @@
-/*
-    Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
-    Copyright (C) 2008 Apple Inc. All rights reserved.
-
-    This library is free software; you can redistribute it and/or
-    modify it under the terms of the GNU Library General Public
-    License as published by the Free Software Foundation; either
-    version 2 of the License, or (at your option) any later version.
-
-    This library is distributed in the hope that it will be useful,
-    but WITHOUT ANY WARRANTY; without even the implied warranty of
-    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-    Library General Public License for more details.
-
-    You should have received a copy of the GNU Library General Public License
-    along with this library; see the file COPYING.LIB.  If not, write to
-    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
-    Boston, MA 02110-1301, USA.
-*/
-
-[
-    InterfaceName=MimeType
-] interface DOMMimeType {
-    readonly attribute DOMString type;
-    readonly attribute DOMString suffixes;
-    readonly attribute DOMString description;
-    readonly attribute DOMPlugin enabledPlugin;
-};
-