<?xml version="1.0" encoding="UTF-8" standalone="yes" ?>
<!DOCTYPE bugzilla SYSTEM "https://bugs.webkit.org/page.cgi?id=bugzilla.dtd">

<bugzilla version="5.0.4.1"
          urlbase="https://bugs.webkit.org/"
          
          maintainer="admin@webkit.org"
>

    <bug>
          <bug_id>285900</bug_id>
          
          <creation_ts>2025-01-14 00:27:51 -0800</creation_ts>
          <short_desc>Don&apos;t apply unaffected properties on inline style mutation</short_desc>
          <delta_ts>2026-05-11 00:58:57 -0700</delta_ts>
          <reporter_accessible>1</reporter_accessible>
          <cclist_accessible>1</cclist_accessible>
          <classification_id>1</classification_id>
          <classification>Unclassified</classification>
          <product>WebKit</product>
          <component>CSS</component>
          <version>WebKit Nightly Build</version>
          <rep_platform>Unspecified</rep_platform>
          <op_sys>Unspecified</op_sys>
          <bug_status>RESOLVED</bug_status>
          <resolution>FIXED</resolution>
          
          <see_also>https://bugs.webkit.org/show_bug.cgi?id=304347</see_also>
          <bug_file_loc></bug_file_loc>
          <status_whiteboard></status_whiteboard>
          <keywords>InRadar</keywords>
          <priority>P2</priority>
          <bug_severity>Normal</bug_severity>
          <target_milestone>---</target_milestone>
          
          <blocked>313840</blocked>
          <everconfirmed>1</everconfirmed>
          <reporter name="Antti Koivisto">koivisto</reporter>
          <assigned_to name="Antti Koivisto">koivisto</assigned_to>
          <cc>graouts</cc>
    
    <cc>koivisto</cc>
    
    <cc>webkit-bug-importer</cc>
          

      

      

      

          <comment_sort_order>oldest_to_newest</comment_sort_order>  
          <long_desc isprivate="0" >
    <commentid>2086990</commentid>
    <comment_count>0</comment_count>
    <who name="Antti Koivisto">koivisto</who>
    <bug_when>2025-01-14 00:27:51 -0800</bug_when>
    <thetext>If a style change consists of nothing but inline style mutation we don&apos;t need to always apply all properties again.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>2086999</commentid>
    <comment_count>1</comment_count>
    <who name="Radar WebKit Bug Importer">webkit-bug-importer</who>
    <bug_when>2025-01-14 02:06:32 -0800</bug_when>
    <thetext>&lt;rdar://problem/142870737&gt;</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>2087000</commentid>
    <comment_count>2</comment_count>
    <who name="Antti Koivisto">koivisto</who>
    <bug_when>2025-01-14 02:08:53 -0800</bug_when>
    <thetext>Pull request: https://github.com/WebKit/WebKit/pull/38986</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>2111560</commentid>
    <comment_count>3</comment_count>
    <who name="EWS">ews-feeder</who>
    <bug_when>2025-04-17 09:50:57 -0700</bug_when>
    <thetext>Committed 293802@main (4489904c7e41): &lt;https://commits.webkit.org/293802@main&gt;

Reviewed commits have been landed. Closing PR #38986 and removing active labels.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>2111748</commentid>
    <comment_count>4</comment_count>
    <who name="Antti Koivisto">koivisto</who>
    <bug_when>2025-04-17 22:11:54 -0700</bug_when>
    <thetext>this was reverted</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>2111750</commentid>
    <comment_count>5</comment_count>
    <who name="Antti Koivisto">koivisto</who>
    <bug_when>2025-04-17 22:26:06 -0700</bug_when>
    <thetext>Pull request: https://github.com/WebKit/WebKit/pull/44243</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>2111774</commentid>
    <comment_count>6</comment_count>
    <who name="EWS">ews-feeder</who>
    <bug_when>2025-04-18 02:45:08 -0700</bug_when>
    <thetext>Committed 293848@main (f1331f824341): &lt;https://commits.webkit.org/293848@main&gt;

Reviewed commits have been landed. Closing PR #44243 and removing active labels.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>2171034</commentid>
    <comment_count>7</comment_count>
    <who name="Antoine Quint">graouts</who>
    <bug_when>2026-01-11 13:19:13 -0800</bug_when>
    <thetext>This caused bug 304347.</thetext>
  </long_desc>
      
      

    </bug>

</bugzilla>