Fix format of nanobench result

Fix format of nanobench result

Column of samples is too wide. This makes config is not align with the
'config' title. Pad 'samples' tilte with some whitespaces to fix this
issue.

BUG=skia:

Committed: https://skia.googlesource.com/skia/+/8247ec313d87afcdd4da59b1f2f0d24e0983e359

[qiankun, 2014-09-09 08:44:05]

qiankun.miao@intel.com changed reviewers:
+ mtklein@google.com

[qiankun, 2014-09-09 08:44:06]

PTAL.

[mtklein, 2014-09-09 17:34:10]

https://codereview.chromium.org/549153005/diff/1/bench/nanobench.cpp
File bench/nanobench.cpp (right):

https://codereview.chromium.org/549153005/diff/1/bench/nanobench.cpp#newcode590
bench/nanobench.cpp:590:
SkDebugf("maxrss\tloops\tmin\tmedian\tmean\tmax\tstddev\tsamples  
\tconfig\tbench\n");
How about this?

SkDebugf("maxrss\tloops\tmin\tmedian\tmean\tmax\tstddev\t%*s\tconfig\tbench\n",
         FLAGS_samples, "samples");

That way we're lined up for any number of samples.

(Though usually I just pipe through column -t if I care it looks pretty.)

[qiankun, 2014-09-10 01:47:08]

https://codereview.chromium.org/549153005/diff/1/bench/nanobench.cpp
File bench/nanobench.cpp (right):

https://codereview.chromium.org/549153005/diff/1/bench/nanobench.cpp#newcode590
bench/nanobench.cpp:590:
SkDebugf("maxrss\tloops\tmin\tmedian\tmean\tmax\tstddev\tsamples  
\tconfig\tbench\n");
On 2014/09/09 17:34:10, mtklein wrote:
> How about this?
> 
>
SkDebugf("maxrss\tloops\tmin\tmedian\tmean\tmax\tstddev\t%*s\tconfig\tbench\n",
>          FLAGS_samples, "samples");
> 
> That way we're lined up for any number of samples.
> 
> (Though usually I just pipe through column -t if I care it looks pretty.)

Done.

[mtklein, 2014-09-10 02:09:13]

The CQ bit was checked by mtklein@google.com

[mtklein, 2014-09-10 02:09:14]

lgtm

[commit-bot: I haz the power, 2014-09-10 02:10:31]

CQ is trying da patch. Follow status at
 https://skia-tree-status.appspot.com/cq/qiankun.miao@intel.com/549153005/20001

[commit-bot: I haz the power, 2014-09-10 02:24:39]

Committed patchset #2 (id:20001) as 8247ec313d87afcdd4da59b1f2f0d24e0983e359