Rename template param to SkSTArray to be consistent with its base class, SkTArray.

R=jvanverth@google.com
Review URL: https://codereview.appspot.com/7372050

git-svn-id: http://skia.googlecode.com/svn/trunk/include@7862 2bbb7eff-a529-9590-31e7-b0007b416f81
1 file changed