Revert 277992 "roll skia to db6346a5b1d76b150920a5dce47c436fee9c..."

Revert 277992 "roll skia to db6346a5b1d76b150920a5dce47c436fee9c..."

This broke virtual/gpu/fast/canvas/canvas-draw-canvas-on-canvas-shadow.html
http://test-results.appspot.com/dashboards/flakiness_dashboard.html#group=%40ToT%20Blink&tests=virtual/gpu/fast/canvas/canvas-draw-canvas-on-canvas-shadow.html


> roll skia to db6346a5b1d76b150920a5dce47c436fee9c6281
> 
> TBR=
> 
> Review URL: https://codereview.chromium.org/341603006

TBR=reed@chromium.org

Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=278018

[haraken, 2014-06-18 10:38:52]

Committed patchset #1 manually as r278018.