Roll Skia DEPS to r6630

Roll Skia DEPS to r6630

control: https://codereview.chromium.org/11419241/
Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=170448

[robertphillips, 2012-11-30 12:42:55]

Despite claims to the contrary, trybots didn't work from the command line last
night. These runs are with LKGR which was ~40 behind ToT.

I believe this is 'good'. Here are the discrepancies between the roll and
control:

linux
   roll:    
            browser_tests 8 flaky failed 3
                URLNotInCache
                CheckPolicyIndicators_65
                CheckPolicyIndicators_65
   control: 
            content_browsertests failed 2
                NavigateGuest
                KeyTests

mac
   roll:    
            browser_tests - timed out on second test
   control: 
            green

win
   roll:    
            browser_tests 13 flaky failed 233
            content_browsertests failed 51
            chrome_frame_net_tests
            chrome_frame_unittests
            chrome_frame_tests
            nacl_integration
                - looks like these are all time outs
   control: 
            browser_tests
                timed out
            content_browsertests failed 1
                LimitTotal

linux_layout
   roll:    
            webkit_tests 1070 fixable (0 skipped) failed 2
                live-edit-breakpoints.html
                live-edit.html
   control: 
            webkit_tests 1071 fixable (0 skipped) failed 1
                styles-computed-trace.html

win_layout
   roll:    
            webkit_tests 1300 fixable (0 skipped) failed 18
                element-removal-crash.xhtml **********************************
                filter-occlusion-blur.html ***********************************
                broken-image-icon-hidpi.html
                broken-image-with-size-hidpi.html
                clip-text-in-hidpi.html
                device-scale-factor-paint.html
                focus-rings.html
                gradient-with-scaled-ancestor.html
                image-set-as-background.html
                image-set-background-dynamic.html
                image-set-background-repeat-without-size.html
                image-set-background-repeat.html
                image-set-border-image-comparison.html
                image-set-border-image-dynamic.html
                image-set-border-image-simple.html
                image-set-in-content-dynamic.html
                image-set-out-of-order.html
                image-set-simple.html
   control: 

            webkit_tests 1292 fixable (0 skipped) failed 18
                broken-image-icon-hidpi.html
                broken-image-with-size-hidpi.html
                clip-text-in-hidpi.html
                device-scale-factor-paint.html
                focus-rings.html
                gradient-with-scaled-ancestor.html
                image-set-as-background.html
                image-set-background-dynamic.html
                image-set-background-repeat-without-size.html
                image-set-background-repeat.html
                image-set-border-image-comparison.html
                image-set-border-image-dynamic.html
                image-set-border-image-simple.html
                image-set-in-content-dynamic.html
                image-set-out-of-order.html
                image-set-simple.html
                resize-corner-hidpi.html
                video-controls-in-hidpi.html

[bsalomon, 2012-11-30 13:30:50]

lgtm