dart-lang/chromedeveditor — pull request #3239 by scheglov (2014-08-22 06:57:35+00:00)
Title: Toggle spark-menu-button only if focus went outside of the menu.

This fixes the following scenario:

1. Open main menu.
2. Press left button over "New Project..." and wait.

Current behavior: menu closes after a fraction of a second.

Expected behavior: do nothing and wait for mouse up.