The root cause is when a DxgiContext is reseted, it has not been correctly
cleared from DxgiOutputDuplicator. So during next CaptureFrame() function call,
DxgiOutputDuplicator will spread the context change to a deleted instance.
BUG=741252
Review-Url: https://codereview.webrtc.org/2975103002
Cr-Commit-Position: refs/heads/master@{#18992}