Split EventTargetFactory.in and auto-generate modules-related files.

Source/modules/InitModules.h

Index: Source/modules/InitModules.h
diff --git a/Source/modules/InitModules.h b/Source/modules/InitModules.h
new file mode 100644
index 0000000000000000000000000000000000000000..6707ee4c6a84ac9d76e557c1f3480e47d1169e7d
--- /dev/null
+++ b/Source/modules/InitModules.h
@@ -0,0 +1,15 @@
+// Copyright (c) 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 InitModules_h
+#define InitModules_h
+
+namespace WebCore {
+
+// Should be called by clients before trying to create Frames.
+void initModules();
+
+} // namespace WebCore
+
+#endif // InitModules_h