Bug 173644 – Use TilesBacking for iframes when async frame scrolling is enabled

• Status: RESOLVED
• Resolution: FIXED
• Component: Frames

[Frédéric Wang (:fredw)]

Currently tiles backing are only used for the main frame.

[Frédéric Wang (:fredw)]

Created attachment 313506 [details]
Patch (WIP)

[Build Bot]

Comment on attachment 313506 [details]
Patch (WIP)

Attachment 313506 [details] did not pass mac-ews (mac):
Output: http://webkit-queues.webkit.org/results/3971677

New failing tests:
tiled-drawing-scrollable-iframe.html

[Build Bot]

Created attachment 313507 [details]
Archive of layout-test-results from ews100 for mac-elcapitan

The attached test failures were seen while running run-webkit-tests on the mac-ews.
Bot: ews100  Port: mac-elcapitan  Platform: Mac OS X 10.11.6

[Build Bot]

Comment on attachment 313506 [details]
Patch (WIP)

Attachment 313506 [details] did not pass mac-debug-ews (mac):
Output: http://webkit-queues.webkit.org/results/3971694

New failing tests:
tiled-drawing-scrollable-iframe.html

[Build Bot]

Created attachment 313509 [details]
Archive of layout-test-results from ews112 for mac-elcapitan

The attached test failures were seen while running run-webkit-tests on the mac-debug-ews.
Bot: ews112  Port: mac-elcapitan  Platform: Mac OS X 10.11.6

[Build Bot]

Comment on attachment 313506 [details]
Patch (WIP)

Attachment 313506 [details] did not pass ios-sim-ews (ios-simulator-wk2):
Output: http://webkit-queues.webkit.org/results/3971702

New failing tests:
tiled-drawing-scrollable-iframe.html

[Build Bot]

Created attachment 313510 [details]
Archive of layout-test-results from ews122 for ios-simulator-wk2

The attached test failures were seen while running run-webkit-tests on the ios-sim-ews.
Bot: ews122  Port: ios-simulator-wk2  Platform: Mac OS X 10.12.5

[Frédéric Wang (:fredw)]

Created attachment 313516 [details]
WIP Patch

[Frédéric Wang (:fredw)]

Created attachment 313521 [details]
Patch

[Frédéric Wang (:fredw)]

Note: My patches for bug 171667 still work with that change. However, some bugs appear with the background color of the iframes or the painting of scrollbars. Probably this can be handled in follow-up bugs though.

[Radar WebKit Bug Importer]

<rdar://problem/34215514>

[Frédéric Wang (:fredw)]

Created attachment 319892 [details]
Patch for landing

Rebasing...

[WebKit Commit Bot]

Comment on attachment 319892 [details]
Patch for landing

Clearing flags on attachment: 319892

Committed r221615: <http://trac.webkit.org/changeset/221615>

[Frédéric Wang (:fredw)]

(In reply to Frédéric Wang (:fredw) from comment #10)
> Note: My patches for bug 171667 still work with that change. However, some
> bugs appear with the background color of the iframes or the painting of
> scrollbars. Probably this can be handled in follow-up bugs though.

These issues are handled in bug 176261 and bug 177009.