Changeset 211335 in webkit

Timestamp:

Jan 28, 2017 4:16:23 AM (7 years ago)

Author:

akling@apple.com

Message:

REGRESSION(r196383): Automatic shrink-to-fit of RuleSet no longer works.
<​https://webkit.org/b/167543>

Reviewed by Antti Koivisto.

Re-enable the automatic shrink-to-fit optimization in RuleSet.
This was disabled accidentally, which I discovered while investigating
the memory footprint of extension stylesheets.

• css/RuleSet.h:

Location:

trunk/Source/WebCore

Files:

• ChangeLog (modified) (1 diff)
• css/RuleSet.h (modified) (1 diff)

trunk/Source/WebCore/ChangeLog

@@ +1 @@
+2017-01-28  Andreas Kling  <akling@apple.com>
+
+        REGRESSION(r196383): Automatic shrink-to-fit of RuleSet no longer works.
+        <https://webkit.org/b/167543>
+
+        Reviewed by Antti Koivisto.
+
+        Re-enable the automatic shrink-to-fit optimization in RuleSet.
+        This was disabled accidentally, which I discovered while investigating
+        the memory footprint of extension stylesheets.
+
+        * css/RuleSet.h:
+
 2017-01-28  Antti Koivisto  <antti@apple.com>
 

trunk/Source/WebCore/css/RuleSet.h

@@ -211 +211 @@
     Vector<StyleRulePage*> m_pageRules;
     unsigned m_ruleCount { 0 };
-    bool m_autoShrinkToFitEnabled { false };
+    bool m_autoShrinkToFitEnabled { true };
     RuleFeatureSet m_features;
     Vector<RuleSetSelectorPair> m_regionSelectorsAndRuleSets;