1 files changed, 47 insertions, 0 deletions
diff --git a/chromium/third_party/WebKit/Source/core/dom/ScriptForbiddenScope.h b/chromium/third_party/WebKit/Source/core/dom/ScriptForbiddenScope.h
new file mode 100644
index 00000000000..7425b6cb943
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+++ b/chromium/third_party/WebKit/Source/core/dom/ScriptForbiddenScope.h
@@ -0,0 +1,47 @@
+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef ScriptForbiddenScope_h
+#define ScriptForbiddenScope_h
+
+#include "wtf/Assertions.h"
+#include "wtf/TemporaryChange.h"
+
+namespace WebCore {
+
+#if ASSERT_ENABLED
+
+class ScriptForbiddenScope {
+public:
+    ScriptForbiddenScope();
+    ~ScriptForbiddenScope();
+
+    class AllowUserAgentScript {
+    public:
+        AllowUserAgentScript();
+        ~AllowUserAgentScript();
+    private:
+        TemporaryChange<unsigned> m_change;
+    };
+
+    static bool isScriptForbidden();
+};
+
+#else
+
+class ScriptForbiddenScope {
+public:
+    ScriptForbiddenScope() { }
+    class AllowUserAgentScript {
+    public:
+        AllowUserAgentScript() { }
+    };
+    static bool isScriptForbidden() { return false; }
+};
+
+#endif
+
+} // namespace WebCore
+
+#endif // ScriptForbiddenScope_h