R=bsalomon@google.com, jvanverth@google.com Author: robertphillips@google.com Review URL: https://codereview.chromium.org/319523003
R=bsalomon@google.com, reed@google.com Author: robertphillips@google.com Review URL: https://codereview.chromium.org/309683002
This in preparation for expanding the Rectanizer API for removing rects and adding a new derived class R=jvanverth@google.com Author: robertphillips@google.com Review URL: https://codereview.chromium.org/304313002 git-svn-id: http://skia.googlecode.com/svn/trunk@14972 2bbb7eff-a529-9590-31e7-b0007b416f81