Jens Johansen bc4893a3b3 Revert "[parser] New syntax for null aware index" ...

This reverts commit cf4e044e07.

Reason for revert: Breaks internal customer.

Original change's description:
> [parser] New syntax for null aware index
> 
> Change-Id: Iea6b29eb897eb01863a92b223e270d225c3ca1ba
> Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/135903
> Commit-Queue: Jens Johansen <jensj@google.com>
> Reviewed-by: Johnni Winther <johnniwinther@google.com>
> Reviewed-by: Brian Wilkerson <brianwilkerson@google.com>

TBR=brianwilkerson@google.com,jensj@google.com,johnniwinther@google.com

Change-Id: Ic0ff607c944e489f29bda7da37afd63c62d368eb
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/136600
Reviewed-by: Jens Johansen <jensj@google.com>
Commit-Queue: Jens Johansen <jensj@google.com>

2020-02-20 14:11:08 +00:00

..

error_recovery

Revert "[parser] New syntax for null aware index"

2020-02-20 14:11:08 +00:00

extensions

[cfe/infra] Unit test suites: print re-run command when a test fails

2019-11-22 10:45:54 +00:00

general

Revert "[parser] New syntax for null aware index"

2020-02-20 14:11:08 +00:00

nnbd

Revert "[parser] New syntax for null aware index"

2020-02-20 14:11:08 +00:00

non-nnbd

Revert "[parser] New syntax for null aware index"

2020-02-20 14:11:08 +00:00

parser.status

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