Revert of Move NumberOfPlanesForGpuMemoryBufferFormat to gfx

Revert of Move NumberOfPlanesForGpuMemoryBufferFormat to gfx (patchset #4 id:120001 of https://codereview.chromium.org/1281043006/ )

Reason for revert:
This breaks Win 64 builds:

http://build.chromium.org/p/chromium.win/builders/Win%20x64%20GN

Original issue's description:
> Move NumberOfPlanesForGpuMemoryBufferFormat to gfx
>
> We will need to call it from media::GpuMemoryBufferVideoFramePool when we
> add support for YUV_420_BIPLANAR.
>
> BUG=510260
> TEST=No behavior change, only moving code.
> CQ_INCLUDE_TRYBOTS=tryserver.blink:linux_blink_rel
>
> Committed: https://crrev.com/85f29861d095a7c5dcf318053e8349d1efaddbab
> Cr-Commit-Position: refs/heads/master@{#342942}

TBR=reveman@chromium.org,ccameron@chromium.org,msw@chromium.org,jbauman@chromium.org,avi@chromium.org,andresantoso@chromium.org
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=510260
Committed: https://crrev.com/ccc61032355c3198efa69f388b84cf2f5548041b
Cr-Commit-Position: refs/heads/master@{#342948}

[Ken Rockot(use gerrit already), 2015-08-12 00:39:04]

Created Revert of Move NumberOfPlanesForGpuMemoryBufferFormat to gfx

[commit-bot: I haz the power, 2015-08-12 00:39:40]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1291643002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1291643002/1

[commit-bot: I haz the power, 2015-08-12 00:40:43]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-08-12 00:41:33]

Patchset 1 (id:??) landed as
https://crrev.com/ccc61032355c3198efa69f388b84cf2f5548041b
Cr-Commit-Position: refs/heads/master@{#342948}