[automerger skipped] ChannelEditorDialog: use @dimen/large_dialog_width am: 2792547d4b -s ours

am skip reason: Merged-In Ic3871b721b9ecf37abc6d92b0378003806f20ff2 with SHA-1 f47606f122 is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/26970137

Change-Id: I502f0fd9af3aca920346341f6d35fe4320da5c43
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>