Update the NaCl SDK C example to handle removing module from VarFromUtf8

Update the NaCl SDK C example to handle removing module from VarFromUtf8

BUG=106596
TEST=NaCl SDK Hello World C example builds and runs successfully.
TBR=noelallen1

Committed: http://src.chromium.org/viewvc/chrome?view=rev&revision=113557

[commit-bot: I haz the power, 2011-12-08 03:34:26]

No LGTM from valid reviewers yet.

[commit-bot: I haz the power, 2011-12-08 03:37:07]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/dmichael@chromium.org/8883008/1

[commit-bot: I haz the power, 2011-12-08 03:37:11]

Presubmit check for 8883008-1 failed and returned exit status 1.

Running presubmit commit checks ...

** Presubmit Messages **
--tbr was specified, skipping OWNERS check

--tbr was specified, skipping OWNERS check

** Presubmit Warnings **
License must match:
.*? Copyright \(c\) 2011 The Chromium Authors\. All rights reserved\.\n.*? Use
of this source code is governed by a BSD-style license that can be\n.*? found in
the LICENSE file\.\n
Found a bad license header in these files:
  native_client_sdk/src/examples/hello_world_c/hello_world_c.c

[commit-bot: I haz the power, 2011-12-08 03:48:44]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/dmichael@chromium.org/8883008/4

[commit-bot: I haz the power, 2011-12-08 03:48:45]

Presubmit check for 8883008-4 failed and returned exit status 1.

Running presubmit commit checks ...

** Presubmit Messages **
--tbr was specified, skipping OWNERS check

--tbr was specified, skipping OWNERS check

** Presubmit Warnings **
License must match:
.*? Copyright \(c\) 2011 The Native Client Authors\. All rights reserved\.\n.*?
Use of this source code is governed by a BSD-style license that can be\n.*?
found in the LICENSE file\.\n
Found a bad license header in these files:
  native_client_sdk/src/examples/hello_world_c/hello_world_c.c

[mball, 2011-12-08 14:48:56]

lgtm