gui: preserve main window size and layout between restarts

Change-Id: I30af6dcfbe4c3141dd76dabf9f6de8a8fd02d06d
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/third_party/apitrace/+/2224551
Reviewed-by: Po-Hsien Wang <pwang@chromium.org>
Commit-Queue: Robert Tarasov <tutankhamen@chromium.org>
Tested-by: Robert Tarasov <tutankhamen@chromium.org>
2 files changed