Start implementing search support in AnalysisDriver.

Start implementing search support in AnalysisDriver.

Only local variable and label for now.
More local elements and non-local search in following CLs.

R=brianwilkerson@google.com, paulberry@google.com
BUG=

Committed: https://github.com/dart-lang/sdk/commit/da9fcf385484f2af3289487e94c451eb7e2576e7

[Brian Wilkerson, 2016-11-21 21:17:11]

lgtm

https://codereview.chromium.org/2522503004/diff/1/pkg/analyzer/test/src/dart/...
File pkg/analyzer/test/src/dart/analysis/base.dart (right):

https://codereview.chromium.org/2522503004/diff/1/pkg/analyzer/test/src/dart/...
pkg/analyzer/test/src/dart/analysis/base.dart:51: expect(offset, isNonNegative,
reason: "Not found '$search' in\n$testCode");
nit: "Not found" --> "Did not find"

[scheglov, 2016-11-21 21:30:25]

Description was changed from

==========
Start implementing search support in AnalysisDriver.

Only local variable and label for now.
More local elements and non-local search in following CLs.

R=brianwilkerson@google.com, paulberry@google.com
BUG=
==========

to

==========
Start implementing search support in AnalysisDriver.

Only local variable and label for now.
More local elements and non-local search in following CLs.

R=brianwilkerson@google.com, paulberry@google.com
BUG=

Committed:
https://github.com/dart-lang/sdk/commit/da9fcf385484f2af3289487e94c451eb7e2576e7
==========

[scheglov, 2016-11-21 21:30:26]

Committed patchset #1 (id:1) manually as
da9fcf385484f2af3289487e94c451eb7e2576e7 (presubmit successful).