Reason for revert: Keep header file for backwards compatibility Original issue's description: > Revert of Move CoreVideoFrameBuffer from webrtc/common_video/ to webrtc/sdk/objc/ (patchset #2 id:60001 of https://codereview.webrtc.org/2851563003/ ) > > Reason for revert: > Breaks downstream targets. > > Original issue's description: > > Move CoreVideoFrameBuffer from webrtc/common_video/ to webrtc/sdk/objc/ > > > > CoreVideoFrameBuffer is Mac/iPhone specific and should be moved into > > the webrtc/sdk/objc/ folder. > > > > BUG=None > > > > Review-Url: https://codereview.webrtc.org/2851563003 > > Cr-Commit-Position: refs/heads/master@{#17998} > > Committed:d41631aa27> > TBR=kthelgason@webrtc.org,magjed@webrtc.org > # Skipping CQ checks because original CL landed less than 1 days ago. > NOPRESUBMIT=true > NOTREECHECKS=true > NOTRY=true > BUG=None > > Review-Url: https://codereview.webrtc.org/2862663003 > Cr-Commit-Position: refs/heads/master@{#18004} > Committed:c34e730896TBR=kthelgason@webrtc.org,ehmaldonado@webrtc.org # Skipping CQ checks because original CL landed less than 1 days ago. NOPRESUBMIT=true NOTREECHECKS=true NOTRY=true BUG=None Review-Url: https://codereview.webrtc.org/2860033002 Cr-Commit-Position: refs/heads/master@{#18011}