Skia roll r580:r582.

Reverts a couple of patches that broke the ARM build.

commit e00d069229e93eb2ba627000c2fe7f0673a98c31
Author: agl@chromium.org <agl@chromium.org@107f31f1-e31d-0410-a17c-a9b5b17689e2>
Date:   Fri Jun 18 15:30:12 2010 +0000

    Revert "Implementing S32A_Opaque_BlitRow32 using v7 neon instructions."

    Broke ARM build.

    git-svn-id: https://skia.googlecode.com/svn/trunk@582 107f31f1-e31d-0410-a17c-a9b5b17689e2

commit 5adf5706006592532f9e49fa950e82a8c055d2ed
Author: agl@chromium.org <agl@chromium.org@107f31f1-e31d-0410-a17c-a9b5b17689e2>
Date:   Fri Jun 18 15:30:10 2010 +0000

    Revert "We extract a sub-function from MAKENAME(_nofilter_DX), only dealing with reading"

    Broke ARM build.

    git-svn-id: https://skia.googlecode.com/svn/trunk@581 107f31f1-e31d-0410-a17c-a9b5b17689e2

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@50242 0039d316-1c4b-4281-b951-d872f2087c98

DEPS

@@ -3,7 +3,7 @@ vars = {
   "http://svn.webkit.org/repository/webkit/trunk",
   "webkit_revision": "61390",
   "ffmpeg_revision": "49485",
-  "skia_revision": "580",
+  "skia_revision": "582",
   "chromium_git": "http://src.chromium.org/git",
   "swig_revision": "40423",
   "nacl_revision": "2441",