Adds --no_auth to download_from_google_storage DEPS hook for chromium-gn.

https://codereview.chromium.org/76583002/ adds support for the flag.  Turning on this flag means that the boto file would get overridden to "", and no boto file will be loaded.  This is fine because chromium-gn is public readable.

BUG=321254

Review URL: https://codereview.chromium.org/75283003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@236120 0039d316-1c4b-4281-b951-d872f2087c98
Fix alignment for bubbles with center-arrows.

BUG=320910
R=rsesek@chromium.org

Review URL: https://codereview.chromium.org/75543008

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@236121 0039d316-1c4b-4281-b951-d872f2087c98
Update .DEPS.git

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@236122 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 236122
Linux sandbox: fix demo.cc usage of system call numbers

Include sandbox/linux/services/linux_syscalls.h to make sure that
all system calls are defined.

Also only build demo.cc for x86 which is the only platform it has been
built for.

BUG=321363
TBR=markus

Review URL: https://codereview.chromium.org/63943007

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@236123 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 236123