tree fa83a896c9a980398b1ea0b752d368a4754ab757
parent 7865664031afb7c4ae0bdb4ec3b57f1caaf99068
author Zijie He <zijiehe@chromium.org> 1503436717 -0700
committer Commit Bot <commit-bot@chromium.org> 1503438564 +0000

Check child windows in CroppingWindowCapturerWin

On Windows a window may be covered by its own child window. So this change also
detects child windows by using EnumChildWindow().
The tooltip or context menu of the child window still cannot be detected after
this change. See bug for details.

Bug: webrtc:8062
Change-Id: I8455a9206d6a1d9da61013ac9debba4d3edae7d8
Reviewed-on: https://chromium-review.googlesource.com/619728
Commit-Queue: Zijie He <zijiehe@chromium.org>
Reviewed-by: Jamie Walch <jamiewalch@chromium.org>
Cr-Original-Commit-Position: refs/heads/master@{#19457}
Cr-Mirrored-From: https://chromium.googlesource.com/external/webrtc
Cr-Mirrored-Commit: f9d7eca9b0e759d8289cd37598e817528cc2602b