Cleans up gyp file for views example and removes duplicate code

BUG=none
TEST=none
R=ben@chromium.org

Review URL: https://codereview.chromium.org/138783002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@245011 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 245011