Allow trailing commas in short-lamba expressions
Summary: As it says on the tin.
The parser allows it already, but only if the scanner has been
type for '(' and ')' have been correctly overridden to be
T_LAMBDA_OP and T_LAMBDA_CP.
tryParseNonEmptyLambdaParams() was incorrectly disallowing
trailing commas.
{sync, type="child", parent="internal", parentrevid="
1748938", parentrevfbid="
735574109854167", parentdiffid="
5993857"}
Reviewed By: @paulbiss
Differential Revision:
D1748938
Signature: t1:
1748938:
1418936065:
e0c4d563bbbeddc1ff8d20f934685089242235d3