[NaCl SDK] Build pnacl Release by default.

BUG=none
R=eliben@chromium.org, noelallen@chromium.org, sbc@chromium.org

Review URL: https://codereview.chromium.org/24146007

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@224605 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 224605
Add boliu@chromium.org to //android_webivew OWNER

BUG=
NOTRY=true

Review URL: https://chromiumcodereview.appspot.com/24337002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@224606 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 224606