add asserts around results from requestLock (patchset #3 id:40001 of https://codereview.chromium.or…

add asserts around results from requestLock (patchset #3 id:40001 of https://codereview.chromium.org/1155403003/)"

This reverts commit 3953d360417655b8000df0951699121383db45c3.

BUG=skia:
TBR=

Committed: https://skia.googlesource.com/skia/+/6980f5a96455c8062403c995a64b654a0e9a1319

[reed2, 2015-05-29 22:28:29]

The CQ bit was checked by reed@chromium.org to run a CQ dry run

[commit-bot: I haz the power, 2015-05-29 22:28:47]

Dry run: CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1165583005/1

[commit-bot: I haz the power, 2015-05-29 22:42:03]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2015-05-29 22:42:04]

Dry run: This issue passed the CQ dry run.

[reed2, 2015-05-29 22:45:41]

The CQ bit was checked by reed@chromium.org

[commit-bot: I haz the power, 2015-05-29 22:46:03]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1165583005/1

[commit-bot: I haz the power, 2015-05-29 22:46:41]

Committed patchset #1 (id:1) as
https://skia.googlesource.com/skia/+/6980f5a96455c8062403c995a64b654a0e9a1319

[reed2, 2015-05-30 01:35:40]

A revert of this CL (patchset #1 id:1) has been created in
https://codereview.chromium.org/1151573009/ by reed@chromium.org.

The reason for reverting is: failure in cc_unittests (need to diagnose)

@@@STEP_LOG_LINE@ResourceProviderTests_ResourceProviderTest.TransferInvalidSo...
(run #1):@@@
@@@STEP_LOG_LINE@ResourceProviderTests_ResourceProviderTest.TransferInvalidSo...
RUN      ]
ResourceProviderTests/ResourceProviderTest.TransferInvalidSoftware/1@@@
@@@STEP_LOG_LINE@ResourceProviderTests_ResourceProviderTest.TransferInvalidSoftware_1@[17114:17114:0529/180822:15336467671:INFO:SkPixelRef.cpp(168)]
../../third_party/skia/src/core/SkPixelRef.cpp:168: failed assertion "pixels"@@@
.