Chris Bracken ed32e3e102 Temporarily pin Travis Dart SDK to 2.0.0-dev.63.0 (flutter/engine#5586)
This is a temporary workaround to unbreak the build. The breakage was
caused by differences in the latest released dev Dart SDK
(2.0.0-dev.64.0) and the version currently used by Flutter
(2.0.0-dev.63.0).

Revert once the SDK has been updated in the engine.
2018-06-21 15:55:28 -07:00
Languages
Dart 75%
C++ 16.5%
Objective-C++ 2.9%
Java 2.8%
Objective-C 0.7%
Other 1.9%