dart2js: Always print input and output sizes and compile time

dart2js: Always print input and output sizes and compile time

Example:

Compiled 3,992,806 characters Dart to 821,948 characters JavaScript in 9.76 seconds

Example:

Compiled 91,031,904 characters Dart to 53,112,849 characters JavaScript in 300 seconds
Info: 11,683,442 characters JavaScript in c2/m.js

The (--verbose) Info: prints the size of the primary file (as it used to).

BUG=
R=efortuna@google.com

Committed: https://github.com/dart-lang/sdk/commit/551b1e313a1d7d03256b8be57d146c8b6ca56fec

[sra1, 2017-05-05 20:37:16]

Description was changed from

==========
dart2js: Always print input and output sizes and compile time

Example:

Compiled 91,031,904 characters Dart to 53,112,849 characters JavaScript in 300
seconds
Info: 11,683,442 characters JavaScript in c2/m.js

The (--verbose) Info: prints the size of the primary file (as it used to).

BUG=
==========

to

==========
dart2js: Always print input and output sizes and compile time

Example:

Compiled 3,992,806 characters Dart to 821,948 characters JavaScript in 9.76
seconds

Example:

Compiled 91,031,904 characters Dart to 53,112,849 characters JavaScript in 300
seconds
Info: 11,683,442 characters JavaScript in c2/m.js

The (--verbose) Info: prints the size of the primary file (as it used to).

BUG=
==========

[sra1, 2017-05-05 20:37:16]

sra@google.com changed reviewers:
+ efortuna@google.com

[Emily Fortuna, 2017-05-06 00:54:07]

lgtm!

[sra1, 2017-05-08 22:30:02]

Description was changed from

==========
dart2js: Always print input and output sizes and compile time

Example:

Compiled 3,992,806 characters Dart to 821,948 characters JavaScript in 9.76
seconds

Example:

Compiled 91,031,904 characters Dart to 53,112,849 characters JavaScript in 300
seconds
Info: 11,683,442 characters JavaScript in c2/m.js

The (--verbose) Info: prints the size of the primary file (as it used to).

BUG=
==========

to

==========
dart2js: Always print input and output sizes and compile time

Example:

Compiled 3,992,806 characters Dart to 821,948 characters JavaScript in 9.76
seconds

Example:

Compiled 91,031,904 characters Dart to 53,112,849 characters JavaScript in 300
seconds
Info: 11,683,442 characters JavaScript in c2/m.js

The (--verbose) Info: prints the size of the primary file (as it used to).

BUG=
R=efortuna@google.com

Committed:
https://github.com/dart-lang/sdk/commit/551b1e313a1d7d03256b8be57d146c8b6ca56fec
==========

[sra1, 2017-05-08 22:30:05]

Committed patchset #2 (id:20001) manually as
551b1e313a1d7d03256b8be57d146c8b6ca56fec (presubmit successful).