Remove RenderingConfiguration, it's dead code

The parallel layout effort will wait for another day.
This code never really ended up being used
and so I'm removing it.

Added in:
https://chromiumcodereview.appspot.com/23866009

R=abarth,ojan
BUG=289678

Review URL: https://codereview.chromium.org/59813006

git-svn-id: svn://svn.chromium.org/blink/trunk@161966 bbb929c8-8fbe-4397-9dbb-9b2b20218538
Update the usage of SkImage::Info (deprecated) in Canvas2DLayerBridge.

SkImage::Info is deprecated, we should switch to SkImageInfo.

BUG=None
TEST=None
R=senorblanco@chromium.org

Review URL: https://codereview.chromium.org/61763023

git-svn-id: svn://svn.chromium.org/blink/trunk@161967 bbb929c8-8fbe-4397-9dbb-9b2b20218538