Creates a script context for running scripts.

STDAPI_(JsErrorCode)
    JsCreateContext(
    _In_ JsRuntimeHandle runtime,
    _Out_ JsContextRef *newContext);

• runtime: The runtime the script context is being created in.
• newContext: The created script context.

The code JsNoError if the operation succeeded, a failure code otherwise.

Each script context has its own global object that is isolated from all other script contexts.