RFR: 8309671: Avoid using jvmci.Compiler property to determine if Graal is enabled

[Serguei Spitsyn]

On Thu, 8 Jun 2023 17:14:39 GMT, Yudi Zheng <yzheng at openjdk.org> wrote:

> HeapMonitor checks if System.getProperty("jvmci.Compiler") is graal and will not enforce checking line number derived from uncommon trap debug info. However, Graal does not set this property explicitly.

Looks good.
Is JVMCI used by the Graal compiler only?
Thanks,
Serguei

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Marked as reviewed by sspitsyn (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/14381#pullrequestreview-1471250105