[Unity 2020.1] About unityInstance not beeing global anymore

[qq98360_unity]

see.

Changes to the WebGL loader and templates introduced in Unity 2020.1

The following changes have been introduced to the WebGL loader and templates in Unity 2020.1: Unity now generates a build-specific WebGL loader, which is stripped and optimized based on the selected player settings. WebGL templates can now use conditional directives and JavaScript macros. Build configuration is no longer stored in an external JSON file, but is embedded directly in the html. The WebGL instantiation function now uses the target canvas element as an argument, which gives the deve…