Postponed GPU buffer creation to the call of `OnFirstFrameRequested()`

Do not immediately create the GPU buffer for fast ink when the frame
sink is lost. The GPU process might be unable to serve the request for a
new buffer. Wait until the new frame sink requests its first frame.

Bug: b:413644611
Change-Id: I498e8318799d66a0c3e695101e0d75f06c19de56
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/6533946
Commit-Queue: Zoraiz Naeem <zoraiznaeem@chromium.org>
Reviewed-by: Xiyuan Xia <xiyuan@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1459088}