linux-aura/clipboard: Speculative fix for a heap-buffer overflow.

BUG=337727
R=dcheng@chromium.org, erg@chromium.org

Review URL: https://codereview.chromium.org/146383002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@246976 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 246976
[chromedriver] Update LATEST_RELEASE for users to check with latest release in some script automatically.

BUG=None
R=craigdh@chromium.org

Review URL: https://codereview.chromium.org/144003012

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@246977 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 246977