Add Safari versions for api.HTMLCanvasElement.getContext.failIfMajorPerformanceCaveat (#11086)
Add Safari versions for api.HTMLCanvasElement.getContext.failIfMajorPerformanceCaveat (#11086)

This PR adds real values for Safari (Desktop and iOS/iPadOS) for the `getContext.failIfMajorPerformanceCaveat` member of the `HTMLCanvasElement` API, based upon commit history and date.

Commit: https://trac.webkit.org/changeset/204618/webkit / https://trac.webkit.org/browser/webkit/tags/Safari-603.2.1/Source/WebCore/html/canvas/WebGLContextAttributes.idl
mdn/browser-compat-data,chrisdavidmills/browser-compat-data,chrisdavidmills/browser-compat-data,mdn/browser-compat-data