Pull out Effect Shaders in GPU Path Renderer

Move the effects in HairLinePathRender (and eventually others into their
own class called GrBezierEffects. This will allow for more sharing of
code between different path renderers on GPU.


Committed: http://code.google.com/p/skia/source/detail?r=10877

R=bsalomon@google.com, jvanverth@google.com, robertphillips@google.com

Author: egdaniel@google.com

Review URL: https://chromiumcodereview.appspot.com/23004010

git-svn-id: http://skia.googlecode.com/svn/trunk/src@10884 2bbb7eff-a529-9590-31e7-b0007b416f81
4 files changed