Remove deprecated setIsOpaque() API from SkBitmap.

Clients we care (Blink, Chromium) were updated, so we can remove this now.

BUG=None
R=bsalomon@google.com, reed@google.com

Author: tfarina@chromium.org

Review URL: https://codereview.chromium.org/66723017

git-svn-id: http://skia.googlecode.com/svn/trunk@12251 2bbb7eff-a529-9590-31e7-b0007b416f81
2 files changed