emulator: add an option "--emulator-window" for avd.py

When set, graphical window display on the emulator is enabled

Bug: 922145
Change-Id: Idabc3bfee289ce2ec505a607e825ea81fab97229
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2040612
Reviewed-by: John Budorick <jbudorick@chromium.org>
Commit-Queue: Haiyang Pan <hypan@google.com>
Cr-Commit-Position: refs/heads/master@{#738785}
1 file changed