Revert 254929 "Add UI hook for distilling web pages for test shell."

> Add UI hook for distilling web pages for test shell.
> 
> This adds the Java hooks needed and a menu option to distill the current
> web page in the test shell.
> 
> BUG=319881
> NOTRY=true
> 
> Review URL: https://codereview.chromium.org/185113002

TBR=nyquist@chromium.org

Review URL: https://codereview.chromium.org/187453003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@254958 0039d316-1c4b-4281-b951-d872f2087c98
Switch libc++ and libc++abi DEPS to Subversion mirror

BUG=333071

Review URL: https://codereview.chromium.org/186773003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@254959 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 254959
Update .DEPS.git

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@254960 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 254960