Revert of Mark virtual/gpu/fast/canvas/canvas-path-context-clip.html as crashing on Linux MSAN

Revert of Mark virtual/gpu/fast/canvas/canvas-path-context-clip.html as crashing on Linux MSAN (patchset #1 id:1 of https://codereview.chromium.org/952823002/)

Reason for revert:
Test is passing now

Original issue's description:
> Mark virtual/gpu/fast/canvas/canvas-path-context-clip.html as crashing on Linux MSAN
> 
> BUG=461187
> TBR=joshualitt@chromium.org
> 
> Committed: https://src.chromium.org/viewvc/blink?view=rev&revision=190737

TBR=hiroshige@chromium.org
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=461187
Committed: https://src.chromium.org/viewvc/blink?view=rev&revision=190976

[joshualitt, 2015-02-26 14:36:00]

Created Revert of Mark virtual/gpu/fast/canvas/canvas-path-context-clip.html as
crashing on Linux MSAN

[commit-bot: I haz the power, 2015-02-26 14:36:36]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/961703002/1

[commit-bot: I haz the power, 2015-02-26 14:36:37]

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

[commit-bot: I haz the power, 2015-02-26 14:36:38]

No LGTM from a valid reviewer yet. Only full committers are accepted.
Even if an LGTM may have been provided, it was from a non-committer,
_not_ a full super star committer.
See http://www.chromium.org/getting-involved/become-a-committer
Note that this has nothing to do with OWNERS files.

[hiroshige, 2015-02-27 03:45:29]

The CQ bit was checked by hiroshige@chromium.org

[hiroshige, 2015-02-27 03:45:43]

lgtm.

[commit-bot: I haz the power, 2015-02-27 03:45:51]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/961703002/1

[commit-bot: I haz the power, 2015-02-27 03:46:16]

Committed patchset #1 (id:1) as
https://src.chromium.org/viewvc/blink?view=rev&revision=190976