<?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>178651</bug_id>
          
          <creation_ts>2017-10-22 19:43:59 -0700</creation_ts>
          <short_desc>Call FrameView::scheduleSelectionUpdate when selection needs repainting after layout instead of setting the RenderView dirty.</short_desc>
          <delta_ts>2017-10-23 10:14:16 -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>Layout and Rendering</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="alan">zalan</reporter>
          <assigned_to name="alan">zalan</assigned_to>
          <cc>bfulgham</cc>
    
    <cc>commit-queue</cc>
    
    <cc>darin</cc>
    
    <cc>dbates</cc>
    
    <cc>koivisto</cc>
    
    <cc>simon.fraser</cc>
    
    <cc>webkit-bug-importer</cc>
    
    <cc>zalan</cc>
          

      

      

      

          <comment_sort_order>oldest_to_newest</comment_sort_order>  
          <long_desc isprivate="0" >
    <commentid>1363196</commentid>
    <comment_count>0</comment_count>
    <who name="alan">zalan</who>
    <bug_when>2017-10-22 19:43:59 -0700</bug_when>
    <thetext>In https://trac.webkit.org/r167845 (bug 132172), the renderView-&gt;setNeedsLayout() call was introduced to trigger selection update.
However this is problematic in a couple of different ways.
1. marking the root renderer dirty does not trigger layout (this is very specific to the root, other renderers do trigger layout) -so this works as long as someone else schedules a layout.
2. when a subtree layout is already scheduled and we mark the root renderer dirty, the root gets stuck with the dirty flag (since the entry point for the subsequent layout is a descendant of the root and not the root itself). -this got revealed with bug 178621.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1363198</commentid>
    <comment_count>1</comment_count>
    <who name="Radar WebKit Bug Importer">webkit-bug-importer</who>
    <bug_when>2017-10-22 19:51:05 -0700</bug_when>
    <thetext>&lt;rdar://problem/35117448&gt;</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1363203</commentid>
    <comment_count>2</comment_count>
      <attachid>324539</attachid>
    <who name="alan">zalan</who>
    <bug_when>2017-10-22 20:16:43 -0700</bug_when>
    <thetext>Created attachment 324539
Patch</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1363291</commentid>
    <comment_count>3</comment_count>
      <attachid>324539</attachid>
    <who name="WebKit Commit Bot">commit-queue</who>
    <bug_when>2017-10-23 08:57:55 -0700</bug_when>
    <thetext>Comment on attachment 324539
Patch

Clearing flags on attachment: 324539

Committed r223835: &lt;https://trac.webkit.org/changeset/223835&gt;</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1363292</commentid>
    <comment_count>4</comment_count>
    <who name="WebKit Commit Bot">commit-queue</who>
    <bug_when>2017-10-23 08:57:56 -0700</bug_when>
    <thetext>All reviewed patches have been landed.  Closing bug.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1363310</commentid>
    <comment_count>5</comment_count>
      <attachid>324539</attachid>
    <who name="Simon Fraser (smfr)">simon.fraser</who>
    <bug_when>2017-10-23 10:13:10 -0700</bug_when>
    <thetext>Comment on attachment 324539
Patch

View in context: https://bugs.webkit.org/attachment.cgi?id=324539&amp;action=review

&gt; Source/WebCore/page/FrameView.cpp:3192
&gt; +    // However we can&apos;t tell at this point if the tree is stable yet, so let&apos;s just schedule a root only layout for now.

&quot;root only&quot; sounds weird.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1363311</commentid>
    <comment_count>6</comment_count>
    <who name="Simon Fraser (smfr)">simon.fraser</who>
    <bug_when>2017-10-23 10:14:16 -0700</bug_when>
    <thetext>You didn&apos;t undo the TestExpectation changes in https://bugs.webkit.org/attachment.cgi?id=324541 ?</thetext>
  </long_desc>
      
          <attachment
              isobsolete="0"
              ispatch="1"
              isprivate="0"
          >
            <attachid>324539</attachid>
            <date>2017-10-22 20:16:43 -0700</date>
            <delta_ts>2017-10-23 08:57:55 -0700</delta_ts>
            <desc>Patch</desc>
            <filename>bug-178651-20171022201642.patch</filename>
            <type>text/plain</type>
            <size>3786</size>
            <attacher name="alan">zalan</attacher>
            
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    </bug>

</bugzilla>