Bug 576716 - Code mining update that change scrolling cause completion
popup to close on any keystroke

Detect that some viewport changes still make the popup relevant and
worth being kept open.

Change-Id: I79f23a7aade5e73b07dc44da28fbef894dacc5a7
Reviewed-on: https://git.eclipse.org/r/c/platform/eclipse.platform.text/+/186975
Tested-by: Platform Bot <platform-bot@eclipse.org>
Reviewed-by: Mickael Istria <mistria@redhat.com>
2 files changed