Exit the installer gracefully if the processor doesn't support SSE2.

Exit the installer gracefully if the processor doesn't support SSE2.

This change builds the files in chrome/installer/setup targeting older
CPUs so that setup.exe can safely probe the CPU and exit early with a
well-defined process exit code if the processor doens't support SSE2.

BUG=350175
R=cpu@chromium.org

Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=256668

[cpu_(ooo_6.6-7.5), 2014-03-12 17:15:10]

lgtm

https://codereview.chromium.org/197403004/diff/1/chrome/installer/setup/setup...
File chrome/installer/setup/setup_util.cc (right):

https://codereview.chromium.org/197403004/diff/1/chrome/installer/setup/setup...
chrome/installer/setup/setup_util.cc:456: 
I think 
return base::CPU().has_sse2(); 

works, in fact I am not even sure why the compiler is happy with your code.

[grt (UTC plus 2), 2014-03-12 18:24:01]

thanks.

https://codereview.chromium.org/197403004/diff/1/chrome/installer/setup/setup...
File chrome/installer/setup/setup_util.cc (right):

https://codereview.chromium.org/197403004/diff/1/chrome/installer/setup/setup...
chrome/installer/setup/setup_util.cc:456: 
On 2014/03/12 17:15:11, cpu wrote:
> I think 
> return base::CPU().has_sse2(); 
> 
> works, in fact I am not even sure why the compiler is happy with your code.

woah. i didn't even realize i duplicated it. yikes. Done.

[grt (UTC plus 2), 2014-03-12 18:24:05]

The CQ bit was checked by grt@chromium.org

[commit-bot: I haz the power, 2014-03-12 18:25:09]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/grt@chromium.org/197403004/20001

[commit-bot: I haz the power, 2014-03-12 19:31:02]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/grt@chromium.org/197403004/20001

[commit-bot: I haz the power, 2014-03-12 21:57:22]

Change committed as 256668