Get rid of two unused variables from the .data section.

Get rid of two unused variables from the .data section.

Before:
$ objdump -x out/Release/libskia_opts.a | grep "\.data" | c++filt
1 .data         00000000  0000000000000000  0000000000000000  000004ec  2**2
0000000000000000 l    d  .data        0000000000000000 .data
1 .data         00000000  0000000000000000  0000000000000000  00000f58  2**2
0000000000000000 l    d  .data      0000000000000000 .data
2 .data         00000008  0000000000000000  0000000000000000  00001774  2**2
0000000000000000 l    d  .data    0000000000000000 .data
0000000000000000 g     O .data    0000000000000004 debug_x
0000000000000004 g     O .data    0000000000000004 debug_y
1 .data         00000000  0000000000000000  0000000000000000  00001d8c  2**2
0000000000000000 l    d  .data  0000000000000000 .data
1 .data         00000000  0000000000000000  0000000000000000  00000054  2**2
0000000000000000 l    d  .data        0000000000000000 .data
1 .data         00000000  0000000000000000  0000000000000000  000001f0  2**2
0000000000000000 l    d  .data      0000000000000000 .data
1 .data         00000000  0000000000000000  0000000000000000  00000044  2**2
0000000000000000 l    d  .data    0000000000000000 .data

After:
$ objdump -x out/Release/libskia_opts.a | grep "\.data" | c++filt
1 .data         00000000  0000000000000000  0000000000000000  000004ec  2**2
0000000000000000 l    d  .data        0000000000000000 .data
1 .data         00000000  0000000000000000  0000000000000000  00000f58  2**2
0000000000000000 l    d  .data      0000000000000000 .data
2 .data         00000000  0000000000000000  0000000000000000  00001774  2**2
0000000000000000 l    d  .data    0000000000000000 .data
1 .data         00000000  0000000000000000  0000000000000000  00001d8c  2**2
0000000000000000 l    d  .data  0000000000000000 .data
1 .data         00000000  0000000000000000  0000000000000000  00000054  2**2
0000000000000000 l    d  .data        0000000000000000 .data
1 .data         00000000  0000000000000000  0000000000000000  000001f0  2**2
0000000000000000 l    d  .data      0000000000000000 .data
1 .data         00000000  0000000000000000  0000000000000000  00000044  2**2
0000000000000000 l    d  .data    0000000000000000 .data

Not sure why clang didn't catch them.

R=mtklein@google.com
BUG=

Committed: http://code.google.com/p/skia/source/detail?r=11999

[tfarina, 2013-10-28 23:06:08]

Is this OK/safe?

[mtklein, 2013-10-29 15:03:16]

On 2013/10/28 23:06:08, tfarina wrote:
> Is this OK/safe?

lgtm

I think Clang correctly ignores them because they're non-static globals, and
could conceivably be used by another compilation unit.  That said, I think these
are just leftover cruft from some debugging session, and are totally safe to
die.

[commit-bot: I haz the power, 2013-10-29 15:08:54]

CQ is trying da patch. Follow status at
https://skia-tree-status.appspot.com/cq/tfarina@chromium.org/50013002/1

[commit-bot: I haz the power, 2013-10-29 15:32:12]

Change committed as 11999