cc: Prevent resources from being allocated for solid tiles

cc: Prevent resources from being allocated for solid tiles

If the tile is solid, don't create a resource.  In tile manager,
check for null resources before attempting to release.

BUG=445919
Committed: https://crrev.com/66cef1db15cff142539dd5a652ae84fdce6b752b
Cr-Commit-Position: refs/heads/master@{#313330}

[hendrikw, 2015-01-27 18:06:57]

hendrikw@chromium.org changed reviewers:
+ vmpstr@chromium.org

[hendrikw, 2015-01-27 18:06:58]

PTAL, thanks!

[vmpstr, 2015-01-27 18:33:28]

lgtm

https://codereview.chromium.org/884453003/diff/20001/cc/resources/tile_manage...
File cc/resources/tile_manager.cc (right):

https://codereview.chromium.org/884453003/diff/20001/cc/resources/tile_manage...
cc/resources/tile_manager.cc:837: draw_info.resource_ = resource.Pass();
DCHECK(resource) for the else case please.

[hendrikw, 2015-01-27 18:51:38]

The CQ bit was checked by hendrikw@chromium.org

[commit-bot: I haz the power, 2015-01-27 18:52:32]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/884453003/40001

[commit-bot: I haz the power, 2015-01-27 19:56:13]

Committed patchset #3 (id:40001)

[commit-bot: I haz the power, 2015-01-27 19:57:43]

Patchset 3 (id:??) landed as
https://crrev.com/66cef1db15cff142539dd5a652ae84fdce6b752b
Cr-Commit-Position: refs/heads/master@{#313330}