Add Perl IDL support for method parameter type sequence<Dictionary>

Source/bindings/v8/Dictionary.h

Index: Source/bindings/v8/Dictionary.h
diff --git a/Source/bindings/v8/Dictionary.h b/Source/bindings/v8/Dictionary.h
index 27fea21e3156d98c2064dbaae22229f5a1a8f00e..fa96f4e165c77299bd9845e736a415d6b1faf308 100644
--- a/Source/bindings/v8/Dictionary.h
+++ b/Source/bindings/v8/Dictionary.h
@@ -112,6 +112,36 @@ private:
     v8::Isolate* m_isolate;
 };
 
+class DictionarySequence {
+public:
+    DictionarySequence()
+        : m_length(0)
+        , m_isolate(0)
+    {
+    }
+
+    DictionarySequence(v8::Local<v8::Object> list, size_t length, v8::Isolate* isolate)
+        : m_list(list)
+        , m_length(length)
+        , m_isolate(isolate)
+    {
+    }
+
+    size_t length() const { return m_length; }
+    Dictionary operator[](size_t i) const
+    {
+        if (i < m_length)
+            return Dictionary(m_list->Get(i), m_isolate);
+        ASSERT_NOT_REACHED();
+        return Dictionary();
+    }
+
+private:
+    v8::Local<v8::Object> m_list;
+    size_t m_length;
+    v8::Isolate* m_isolate;
+};
+
 }
 
 #endif // Dictionary_h