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Enable unstable_disableInputAstCloning by default - #2132
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Summary
Sets
transformer.unstable_disableInputAstCloningtotrueby default, so the transform worker skips cloning the input AST.The option was added in #2033 and has been tested there, and separately by @robhogan (#2033 (comment)). We believe it can be shipped safely.
Changelog: [Performance] Skip input AST cloning in the transform worker by default
Test plan