DevTools: Fix focus handling in debug mode.

BUG=423320
R=pfeldman, loislo

Review URL: https://codereview.chromium.org/660483002

git-svn-id: svn://svn.chromium.org/blink/trunk@183748 bbb929c8-8fbe-4397-9dbb-9b2b20218538
DevTools: Fix unsaved committed changes UI to match saved state when saving with file manager.

BUG=167285

Review URL: https://codereview.chromium.org/659433002

git-svn-id: svn://svn.chromium.org/blink/trunk@183751 bbb929c8-8fbe-4397-9dbb-9b2b20218538