Use the parser's IsValidReferenceExpression as a likely-succeeding precheck.
Slightly optimizes IsEvalOrArguments in the preparser and IsIdentifier for the
parser (we now have FailureExpression everywhere); and replaces
IsObjectLiteral||IsArrayLiteral by IsValidPattern.

Change-Id: I7e9684485c0ce454e640800566eb4b0a24c6bfc8
Reviewed-on: https://chromium-review.googlesource.com/c/1345995
Commit-Queue: Toon Verwaest <verwaest@chromium.org>
Reviewed-by: Igor Sheludko <ishell@chromium.org>
Cr-Commit-Position: refs/heads/master@{#57682}