<?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>158622</bug_id>
          
          <creation_ts>2016-06-10 10:23:07 -0700</creation_ts>
          <short_desc>[iOS WK2] Rare RELEASE_ASSERT under RemoteLayerTreeDrawingArea::flushLayers()</short_desc>
          <delta_ts>2016-06-10 11:01:05 -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></keywords>
          <priority>P2</priority>
          <bug_severity>Normal</bug_severity>
          <target_milestone>---</target_milestone>
          
          
          <everconfirmed>1</everconfirmed>
          <reporter name="Simon Fraser (smfr)">simon.fraser</reporter>
          <assigned_to name="Simon Fraser (smfr)">simon.fraser</assigned_to>
          <cc>simon.fraser</cc>
          

      

      

      

          <comment_sort_order>oldest_to_newest</comment_sort_order>  
          <long_desc isprivate="0" >
    <commentid>1201264</commentid>
    <comment_count>0</comment_count>
    <who name="Simon Fraser (smfr)">simon.fraser</who>
    <bug_when>2016-06-10 10:23:07 -0700</bug_when>
    <thetext>[iOS WK2] Rare RELEASE_ASSERT under RemoteLayerTreeDrawingArea::flushLayers()</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1201265</commentid>
    <comment_count>1</comment_count>
      <attachid>281014</attachid>
    <who name="Simon Fraser (smfr)">simon.fraser</who>
    <bug_when>2016-06-10 10:27:15 -0700</bug_when>
    <thetext>Created attachment 281014
Patch</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1201272</commentid>
    <comment_count>2</comment_count>
      <attachid>281014</attachid>
    <who name="Tim Horton">thorton</who>
    <bug_when>2016-06-10 10:52:53 -0700</bug_when>
    <thetext>Comment on attachment 281014
Patch

View in context: https://bugs.webkit.org/attachment.cgi?id=281014&amp;action=review

&gt; Source/WebKit2/UIProcess/mac/RemoteLayerTreeDrawingAreaProxy.h:96
&gt; +    bool m_haveSentDidDUpdateSinceLastCommit { false };

DidD!</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1201275</commentid>
    <comment_count>3</comment_count>
    <who name="Simon Fraser (smfr)">simon.fraser</who>
    <bug_when>2016-06-10 11:01:05 -0700</bug_when>
    <thetext>https://trac.webkit.org/r201929</thetext>
  </long_desc>
      
          <attachment
              isobsolete="0"
              ispatch="1"
              isprivate="0"
          >
            <attachid>281014</attachid>
            <date>2016-06-10 10:27:15 -0700</date>
            <delta_ts>2016-06-10 10:52:53 -0700</delta_ts>
            <desc>Patch</desc>
            <filename>bug-158622-20160610102846.patch</filename>
            <type>text/plain</type>
            <size>3429</size>
            <attacher name="Simon Fraser (smfr)">simon.fraser</attacher>
            
              <data encoding="base64">U3VidmVyc2lvbiBSZXZpc2lvbjogMTk4MTg2CmRpZmYgLS1naXQgYS9Tb3VyY2UvV2ViS2l0Mi9D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</data>
<flag name="review"
          id="304882"
          type_id="1"
          status="+"
          setter="thorton"
    />
          </attachment>
      

    </bug>

</bugzilla>