Bug 162359 – [macOS] Upon layout, _webView:renderingProgressDidChange: fires before the intrinsic content size is updated

• Component: WebKit2
• Status: RESOLVED FIXED

<rdar://problem/27776454>

On macOS, when a layout milestone is reported to the navigation delegate, it is before the WKWebView’s intrinsic size had a chance to update to reflect the new layout.

Created attachment 289509 [details]
Defer sending layout milestones to flushLayers()

[WebKit Commit Bot]

Attachment 289509 [details] did not pass style-queue:


ERROR: Tools/TestWebKitAPI/Tests/WebKit2Cocoa/AutoLayoutIntegration.mm:163:  Place brace on its own line for function definitions.  [whitespace/braces] [4]
ERROR: Tools/TestWebKitAPI/Tests/WebKit2Cocoa/AutoLayoutIntegration.mm:167:  Place brace on its own line for function definitions.  [whitespace/braces] [4]
Total errors found: 2 in 6 files


If any of these errors are false positives, please file a bug against check-webkit-style.

[Build Bot]

Comment on attachment 289509 [details]
Defer sending layout milestones to flushLayers()

Attachment 289509 [details] did not pass mac-wk2-ews (mac-wk2):
Output: http://webkit-queues.webkit.org/results/2122849

New failing tests:
fast/images/mask-box-image-crash.html

[Build Bot]

Created attachment 289518 [details]
Archive of layout-test-results from ews105 for mac-yosemite-wk2

The attached test failures were seen while running run-webkit-tests on the mac-wk2-ews.
Bot: ews105  Port: mac-yosemite-wk2  Platform: Mac OS X 10.10.5

[Tim Horton]

Comment on attachment 289509 [details]
Defer sending layout milestones to flushLayers()

View in context: https://bugs.webkit.org/attachment.cgi?id=289509&action=review

> Source/WebKit2/WebProcess/WebPage/mac/RemoteLayerTreeDrawingArea.h:166
> +    WebCore::LayoutMilestones m_pendingNewlyReachedLayoutMilestones { 0 };

😳

Fixed in <https://trac.webkit.org/r206247>.

(In reply to comment #6)
> Fixed in <https://trac.webkit.org/r206247>.

This caused bug 164340.