Remove all usage of -webkit-*gradient inside blink

Remove all usage of -webkit-*gradient inside blink

The prefixed functions have been deprecated in 2011 and should
be use counted with the goal of removing them.

This patch just rewrites existing rules on top of the modern syntax:

-webkit-gradient(linear, top left, bottom left, from(white), to(black))

is equivalent to

linear-gradient(to bottom, white, black)

Committed: https://src.chromium.org/viewvc/blink?view=rev&revision=166426

[Julien - ping for review, 2014-02-04 05:07:34]

@pfeldman: For the inspector/ bits
@abarth: For web/ bits
@morrita: For the core bits
@ojan: For the Tools/GardeningServer bits

[abarth-chromium, 2014-02-04 05:45:22]

Source/web LGTM

[pfeldman, 2014-02-04 09:08:29]

lgtm

[ojan, 2014-02-04 18:09:09]

lgtm

[commit-bot: I haz the power, 2014-02-04 18:09:21]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/jchaffraix@chromium.org/152493003/1

[commit-bot: I haz the power, 2014-02-04 18:59:26]

Change committed as 166426

[eustas, 2014-02-05 14:38:59]

https://codereview.chromium.org/152493003/diff/1/Source/devtools/front_end/da...
File Source/devtools/front_end/dataGrid.css (right):

https://codereview.chromium.org/152493003/diff/1/Source/devtools/front_end/da...
Source/devtools/front_end/dataGrid.css:87: background-image:
linear-gradient(linear, to bottom, white, white 50%, rgb(234, 243, 255) 50%,
rgb(234, 243, 255));
The value is invalid. 'linear' parameter should have been removed!

[Julien - ping for review, 2014-02-05 17:16:31]

https://codereview.chromium.org/152493003/diff/1/Source/devtools/front_end/da...
File Source/devtools/front_end/dataGrid.css (right):

https://codereview.chromium.org/152493003/diff/1/Source/devtools/front_end/da...
Source/devtools/front_end/dataGrid.css:87: background-image:
linear-gradient(linear, to bottom, white, white 50%, rgb(234, 243, 255) 50%,
rgb(234, 243, 255));
On 2014/02/05 14:39:00, eustas wrote:
> The value is invalid. 'linear' parameter should have been removed!

Excellent catch! Followed up with https://codereview.chromium.org/152033007/

Thanks!