Use client side arrays for GL_STREAM_DRAW attributes

Use client side arrays for GL_STREAM_DRAW attributes

Certain GPU/drivers are slow when using constantly changing
vertex buffers. They also run out of memory as the pipeline
the buffers so while a buffer is in used being drawn to they
can't delete it immediately when you upload new data to the 
buffer.

This is an attempt to work around that issue seemlessly by
using client side arrays for buffers marked as GL_STREAM_DRAW

BUG=178093
Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=186416

[greggman, 2013-03-06 00:18:59]

Hey Al, PTAL

[apatrick_chromium, 2013-03-06 02:24:18]

lgtm

[commit-bot: I haz the power, 2013-03-06 04:04:29]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/gman@chromium.org/12494005/1

[commit-bot: I haz the power, 2013-03-06 05:15:08]

Retried try job too often on win_rel for step(s) browser_tests
http://build.chromium.org/p/tryserver.chromium/buildstatus?builder=win_rel&nu...

[commit-bot: I haz the power, 2013-03-06 05:37:58]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/gman@chromium.org/12494005/1

[commit-bot: I haz the power, 2013-03-06 13:06:52]

Change committed as 186416