Fixing Java style errors in net/android/

BUG=320711
NOTRY=true

Review URL: https://codereview.chromium.org/112163002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@240132 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 240132