[NaCl SDK] Set ARM cross compiler with building ARM components using gyp.

R=noelallen@chromium.org

Review URL: https://codereview.chromium.org/131853012

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@255712 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 255712
Let buttons and select controls in Print Preview to handle Enter key.

BUG=276131

Review URL: https://codereview.chromium.org/189543003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@255713 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 255713