Make GrBicubicEffect take tile modes rather than GrTextureParams.

GrTextureParams allows the caller to override the filter mode. But no filtering other than nearest neighbor makes sense.

Also removes coord set from creation signature since it is unused.

R=robertphillips@google.com

Author: bsalomon@google.com

Review URL: https://codereview.chromium.org/99523008

git-svn-id: http://skia.googlecode.com/svn/trunk@12591 2bbb7eff-a529-9590-31e7-b0007b416f81
5 files changed