skia: Add tracing for skia's budget

skia: Add tracing for skia's budget

We've run into several places where GPU rasterization slows down a lot,
and in some cases, it's due to use reaching skia's budget.  This shows a
graph of skia's used and free budgeted memory.

Committed: https://skia.googlesource.com/skia/+/876c3132d75966829ad58b2f9b2957d50457cc29

[hendrikw, 2015-03-04 18:02:15]

hendrikw@chromium.org changed reviewers:
+ bsalomon@google.com

[hendrikw, 2015-03-04 18:02:52]

PTAL, let me know what you think.

[bsalomon, 2015-03-04 18:08:28]

lgtm

https://codereview.chromium.org/977143002/diff/1/src/gpu/GrResourceCache.cpp
File src/gpu/GrResourceCache.cpp (right):

https://codereview.chromium.org/977143002/diff/1/src/gpu/GrResourceCache.cpp#...
src/gpu/GrResourceCache.cpp:106: //   
TRACE_COUNTER2(TRACE_DISABLED_BY_DEFAULT("skia.gpu.cache"), "fBytes", fBytes);
what's with this?

[hendrikw, 2015-03-04 18:10:38]

On 2015/03/04 18:08:28, bsalomon wrote:
> lgtm
> 
> https://codereview.chromium.org/977143002/diff/1/src/gpu/GrResourceCache.cpp
> File src/gpu/GrResourceCache.cpp (right):
> 
>
https://codereview.chromium.org/977143002/diff/1/src/gpu/GrResourceCache.cpp#...
> src/gpu/GrResourceCache.cpp:106: //   
> TRACE_COUNTER2(TRACE_DISABLED_BY_DEFAULT("skia.gpu.cache"), "fBytes", fBytes);
> what's with this?

ah, how'd I miss that, gone!

[hendrikw, 2015-03-04 18:26:23]

The CQ bit was checked by hendrikw@chromium.org

[hendrikw, 2015-03-04 18:26:23]

The patchset sent to the CQ was uploaded after l-g-t-m from bsalomon@google.com
Link to the patchset: https://codereview.chromium.org/977143002/#ps40001 (title:
"remove newline too")

[commit-bot: I haz the power, 2015-03-04 18:26:56]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/977143002/40001

[commit-bot: I haz the power, 2015-03-04 18:33:54]

Committed patchset #3 (id:40001) as
https://skia.googlesource.com/skia/+/876c3132d75966829ad58b2f9b2957d50457cc29