Implement new overlay style for options pages.

Implement new overlay style for options pages.

I've attached screenshots in the bug. The changes covered in this CL are:
- background radial gradient.
- dialog panel animation when clicking on modally blocked area.
- text color
- title font size.
- x close button visuals and placement.
- size and placement of action buttons.
- dialog internal padding.
- border radius
- drop shadow

BUG=116312
TEST=Test the new dialogs on the options page.

Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=126414

[flackr, 2012-03-07 17:53:40]

Hi James,

I'm updating the style of overlays on the options page as described in the bug.

Please take a look, thanks!

[James Hawkins, 2012-03-08 17:20:46]

Can you attach before and after screenshots?

[flackr, 2012-03-12 20:15:49]

On 2012/03/08 17:20:46, James Hawkins wrote:
> Can you attach before and after screenshots?

Posted in bug with before and after screenshots. Done.

[James Hawkins, 2012-03-12 20:26:01]

LGTM with nit.

http://codereview.chromium.org/9625006/diff/15001/chrome/browser/resources/sh...
File chrome/browser/resources/shared/js/cr/ui/overlay.js (right):

http://codereview.chromium.org/9625006/diff/15001/chrome/browser/resources/sh...
chrome/browser/resources/shared/js/cr/ui/overlay.js:54: /* Close the overlay on
clicking any of the pages' close buttons. */
nit: Use c++ style comment, //.

[flackr, 2012-03-12 20:32:13]

Going to commit the binaries separately so I can use the CQ for this. Thanks!

http://codereview.chromium.org/9625006/diff/15001/chrome/browser/resources/sh...
File chrome/browser/resources/shared/js/cr/ui/overlay.js (right):

http://codereview.chromium.org/9625006/diff/15001/chrome/browser/resources/sh...
chrome/browser/resources/shared/js/cr/ui/overlay.js:54: /* Close the overlay on
clicking any of the pages' close buttons. */
On 2012/03/12 20:26:01, James Hawkins wrote:
> nit: Use c++ style comment, //.

Done.

[commit-bot: I haz the power, 2012-03-12 20:39:08]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/flackr@chromium.org/9625006/9009

[commit-bot: I haz the power, 2012-03-12 22:05:30]

Try job failure for 9625006-9009 (retry) (retry) (retry) on linux_rel for step
"check_deps".
It's a second try, previously, step "check_deps" failed.
http://build.chromium.org/p/tryserver.chromium/buildstatus?builder=linux_rel&...

[commit-bot: I haz the power, 2012-03-13 14:32:35]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/flackr@chromium.org/9625006/18003

[commit-bot: I haz the power, 2012-03-13 17:15:16]

Try job failure for 9625006-18003 (retry) on win_rel for step "browser_tests".
It's a second try, previously, step "browser_tests" failed.
http://build.chromium.org/p/tryserver.chromium/buildstatus?builder=win_rel&nu...