Fixup some conventions in SkTArray and add reset to count method.

R=jvanverth@google.com

Author: bsalomon@google.com

Review URL: https://chromiumcodereview.appspot.com/15949021

git-svn-id: http://skia.googlecode.com/svn/trunk@9442 2bbb7eff-a529-9590-31e7-b0007b416f81
1 file changed