<?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>212142</bug_id>
          
          <creation_ts>2020-05-20 08:46:24 -0700</creation_ts>
          <short_desc>Fix for accessibility-node-memory-management.html in isolated tree mode.</short_desc>
          <delta_ts>2020-05-20 11:22:15 -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>New Bugs</component>
          <version>WebKit Nightly Build</version>
          <rep_platform>Unspecified</rep_platform>
          <op_sys>Unspecified</op_sys>
          <bug_status>RESOLVED</bug_status>
          <resolution>FIXED</resolution>
          
          
          <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>
          
          
          <everconfirmed>1</everconfirmed>
          <reporter name="Andres Gonzalez">andresg_22</reporter>
          <assigned_to name="Andres Gonzalez">andresg_22</assigned_to>
          <cc>aboxhall</cc>
    
    <cc>apinheiro</cc>
    
    <cc>cfleizach</cc>
    
    <cc>dmazzoni</cc>
    
    <cc>ews-watchlist</cc>
    
    <cc>jcraig</cc>
    
    <cc>jdiggs</cc>
    
    <cc>samuel_white</cc>
    
    <cc>webkit-bug-importer</cc>
          

      

      

      

          <comment_sort_order>oldest_to_newest</comment_sort_order>  
          <long_desc isprivate="0" >
    <commentid>1654457</commentid>
    <comment_count>0</comment_count>
    <who name="Andres Gonzalez">andresg_22</who>
    <bug_when>2020-05-20 08:46:24 -0700</bug_when>
    <thetext>Fix for accessibility-node-memory-management.html in isolated tree mode.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1654463</commentid>
    <comment_count>1</comment_count>
      <attachid>399842</attachid>
    <who name="Andres Gonzalez">andresg_22</who>
    <bug_when>2020-05-20 08:57:23 -0700</bug_when>
    <thetext>Created attachment 399842
Patch</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1654473</commentid>
    <comment_count>2</comment_count>
      <attachid>399842</attachid>
    <who name="chris fleizach">cfleizach</who>
    <bug_when>2020-05-20 09:12:50 -0700</bug_when>
    <thetext>Comment on attachment 399842
Patch

View in context: https://bugs.webkit.org/attachment.cgi?id=399842&amp;action=review

&gt; Source/WebCore/accessibility/isolatedtree/AXIsolatedTree.cpp:380
&gt;          auto&amp; wrapper = item.m_wrapper ? item.m_wrapper : item.m_isolatedObject-&gt;wrapper();

is this a pointer? should we be using auto&amp; ?</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1654524</commentid>
    <comment_count>3</comment_count>
    <who name="Andres Gonzalez">andresg_22</who>
    <bug_when>2020-05-20 10:55:09 -0700</bug_when>
    <thetext>(In reply to chris fleizach from comment #2)
&gt; Comment on attachment 399842 [details]
&gt; Patch
&gt; 
&gt; View in context:
&gt; https://bugs.webkit.org/attachment.cgi?id=399842&amp;action=review
&gt; 
&gt; &gt; Source/WebCore/accessibility/isolatedtree/AXIsolatedTree.cpp:380
&gt; &gt;          auto&amp; wrapper = item.m_wrapper ? item.m_wrapper : item.m_isolatedObject-&gt;wrapper();
&gt; 
&gt; is this a pointer? should we be using auto&amp; ?

I believe it is ok because wrapper is a reference to either NodeChange::m_wrapper or AXCoreObject::m_wrapper, which is a RetainPtr.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1654540</commentid>
    <comment_count>4</comment_count>
    <who name="EWS">ews-feeder</who>
    <bug_when>2020-05-20 11:21:14 -0700</bug_when>
    <thetext>Committed r261934: &lt;https://trac.webkit.org/changeset/261934&gt;

All reviewed patches have been landed. Closing bug and clearing flags on attachment 399842.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1654541</commentid>
    <comment_count>5</comment_count>
    <who name="Radar WebKit Bug Importer">webkit-bug-importer</who>
    <bug_when>2020-05-20 11:22:15 -0700</bug_when>
    <thetext>&lt;rdar://problem/63455951&gt;</thetext>
  </long_desc>
      
          <attachment
              isobsolete="0"
              ispatch="1"
              isprivate="0"
          >
            <attachid>399842</attachid>
            <date>2020-05-20 08:57:23 -0700</date>
            <delta_ts>2020-05-20 11:21:14 -0700</delta_ts>
            <desc>Patch</desc>
            <filename>bug-212142-20200520115722.patch</filename>
            <type>text/plain</type>
            <size>5776</size>
            <attacher name="Andres Gonzalez">andresg_22</attacher>
            
              <data encoding="base64">U3VidmVyc2lvbiBSZXZpc2lvbjogMjYxODE4CmRpZmYgLS1naXQgYS9Tb3VyY2UvV2ViQ29yZS9D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</data>

          </attachment>
      

    </bug>

</bugzilla>