Wrapping the Js code in IIFE. [#3377643]

Problem/Motivation

We need to wrap the code in IIFE because it's needed to rely on the dependencies.We are using dependencies in this.If we can get this in before that it would lead to less merge conflicts.

Steps to reproduce

Proposed resolution

Remaining tasks

User interface changes

API changes

Data model changes

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3377643-wrapping-the-js changes, plain diff MR !29
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