Title: [262306] trunk/Source/WebCore
Revision
262306
Author
[email protected]
Date
2020-05-29 11:30:37 -0700 (Fri, 29 May 2020)

Log Message

REGRESSION(r261940): PLT5 is 2% regressed
https://bugs.webkit.org/show_bug.cgi?id=212504
<rdar://problem/63685637>

Reviewed by Wenson Hsieh.

We were causing spurious style recalcs on every main frame load.

No new tests because there is no behavior change.

* page/Settings.yaml:

Modified Paths

Diff

Modified: trunk/Source/WebCore/ChangeLog (262305 => 262306)


--- trunk/Source/WebCore/ChangeLog	2020-05-29 18:15:06 UTC (rev 262305)
+++ trunk/Source/WebCore/ChangeLog	2020-05-29 18:30:37 UTC (rev 262306)
@@ -1,3 +1,17 @@
+2020-05-29  Myles C. Maxfield  <[email protected]>
+
+        REGRESSION(r261940): PLT5 is 2% regressed
+        https://bugs.webkit.org/show_bug.cgi?id=212504
+        <rdar://problem/63685637>
+
+        Reviewed by Wenson Hsieh.
+
+        We were causing spurious style recalcs on every main frame load.
+
+        No new tests because there is no behavior change.
+
+        * page/Settings.yaml:
+
 2020-05-29  Sam Weinig  <[email protected]>
 
         Extended Color: ColorMatrix should support smaller matrices and be constexpr

Modified: trunk/Source/WebCore/page/Settings.yaml (262305 => 262306)


--- trunk/Source/WebCore/page/Settings.yaml	2020-05-29 18:15:06 UTC (rev 262305)
+++ trunk/Source/WebCore/page/Settings.yaml	2020-05-29 18:30:37 UTC (rev 262306)
@@ -473,8 +473,8 @@
   conditional: TEXT_AUTOSIZING
 idempotentModeAutosizingOnlyHonorsPercentages:
   initial: false
-  onChange: setNeedsRecalcStyleInAllFrames
   conditional: TEXT_AUTOSIZING
+  # This is only set before the main frame load, so there's no need to specify setNeedsRecalcStyleInAllFrames.
 
 subpixelAntialiasedLayerTextEnabled:
   initial: false
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