[DevTools] Try to preserve device orientation between devices.
[DevTools] Try to preserve device orientation between devices.

BUG=507109

Review URL: https://codereview.chromium.org/1225793003

git-svn-id: bf5cd6ccde378db821296732a091cfbcf5285fbd@198513 bbb929c8-8fbe-4397-9dbb-9b2b20218538

Pluto-tv/blink-crosswalk,Pluto-tv/blink-crosswalk,Pluto-tv/blink-crosswalk,Pluto-tv/blink-crosswalk,Pluto-tv/blink-crosswalk,Pluto-tv/blink-crosswalk,Pluto-tv/blink-crosswalk,Pluto-tv/blink-crosswalk,Pluto-tv/blink-crosswalk,Pluto-tv/blink-crosswalk