Title: [246899] trunk/Source/WebCore
- Revision
- 246899
- Author
- [email protected]
- Date
- 2019-06-27 13:22:16 -0700 (Thu, 27 Jun 2019)
Log Message
REGRESSION (r246869): ASSERTION FAILED: !renderer().hasRepaintLayoutRects() || renderer().repaintLayoutRects().m_repaintRect == renderer().clippedOverflowRectForRepaint(renderer().containerForRepaint())
https://bugs.webkit.org/show_bug.cgi?id=199274
Reviewed by Zalan Bujtas.
When layer backing sharing changes, we need to clear cached repaint rects, since they
painting root changes.
* rendering/RenderLayer.cpp:
(WebCore::RenderLayer::setBackingProviderLayer):
Modified Paths
Diff
Modified: trunk/Source/WebCore/ChangeLog (246898 => 246899)
--- trunk/Source/WebCore/ChangeLog 2019-06-27 20:00:40 UTC (rev 246898)
+++ trunk/Source/WebCore/ChangeLog 2019-06-27 20:22:16 UTC (rev 246899)
@@ -1,3 +1,16 @@
+2019-06-27 Simon Fraser <[email protected]>
+
+ REGRESSION (r246869): ASSERTION FAILED: !renderer().hasRepaintLayoutRects() || renderer().repaintLayoutRects().m_repaintRect == renderer().clippedOverflowRectForRepaint(renderer().containerForRepaint())
+ https://bugs.webkit.org/show_bug.cgi?id=199274
+
+ Reviewed by Zalan Bujtas.
+
+ When layer backing sharing changes, we need to clear cached repaint rects, since they
+ painting root changes.
+
+ * rendering/RenderLayer.cpp:
+ (WebCore::RenderLayer::setBackingProviderLayer):
+
2019-06-27 Beth Dakin <[email protected]>
Upstream use of MACCATALYST
Modified: trunk/Source/WebCore/rendering/RenderLayer.cpp (246898 => 246899)
--- trunk/Source/WebCore/rendering/RenderLayer.cpp 2019-06-27 20:00:40 UTC (rev 246898)
+++ trunk/Source/WebCore/rendering/RenderLayer.cpp 2019-06-27 20:22:16 UTC (rev 246899)
@@ -1788,8 +1788,10 @@
if (backingProvider == m_backingProviderLayer)
return;
- if (!renderer().renderTreeBeingDestroyed())
+ if (!renderer().renderTreeBeingDestroyed()) {
+ clearRepaintRects();
clearClipRectsIncludingDescendants();
+ }
m_backingProviderLayer = makeWeakPtr(backingProvider);
}
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