[Webkit-unassigned] [Bug 249630] New: OffscreenCanvas should use the same buffer size checks as HTMLCanvasElement

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=249630

            Bug ID: 249630
           Summary: OffscreenCanvas should use the same buffer size checks
                    as HTMLCanvasElement
           Product: WebKit
           Version: WebKit Nightly Build
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Keywords: InRadar
          Severity: Normal
          Priority: P2
         Component: Canvas
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: mattwoodrow at apple.com
                CC: dino at apple.com, webkit-bug-importer at group.apple.com

<rdar://103177223>

HTMLCanvasElement has a lot of checks to determine if the specified size is within an acceptable range, whereas OffscreenCanvas will just allocate giant buffers if requested.

We should share the logic in CanvasBase so that we have consistent behaviour.

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