<?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>36134</bug_id>
          
          <creation_ts>2010-03-15 13:34:39 -0700</creation_ts>
          <short_desc>Drop out of compositing mode when no elements need to composite</short_desc>
          <delta_ts>2010-03-15 14:49:02 -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>528+ (Nightly build)</version>
          <rep_platform>PC</rep_platform>
          <op_sys>OS X 10.5</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="Simon Fraser (smfr)">simon.fraser</reporter>
          <assigned_to name="Simon Fraser (smfr)">simon.fraser</assigned_to>
          
          

      

      

      

          <comment_sort_order>oldest_to_newest</comment_sort_order>  
          <long_desc isprivate="0" >
    <commentid>199807</commentid>
    <comment_count>0</comment_count>
    <who name="Simon Fraser (smfr)">simon.fraser</who>
    <bug_when>2010-03-15 13:34:39 -0700</bug_when>
    <thetext>Currently we never go out of compositing mode on a given page, even if no elements need to be composited. This means that we keep a layer-backed view subview of the WebHTMLView around, which can impact resize performance.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>199832</commentid>
    <comment_count>1</comment_count>
      <attachid>50740</attachid>
    <who name="Simon Fraser (smfr)">simon.fraser</who>
    <bug_when>2010-03-15 14:29:19 -0700</bug_when>
    <thetext>Created attachment 50740
Patch</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>199840</commentid>
    <comment_count>2</comment_count>
      <attachid>50740</attachid>
    <who name="">mitz</who>
    <bug_when>2010-03-15 14:39:27 -0700</bug_when>
    <thetext>Comment on attachment 50740
Patch


&gt; +            } else {
&gt; +                m_rootPlatformLayer-&gt;setChildren(childList);
&gt; +            }

Braces around one-line block.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>199847</commentid>
    <comment_count>3</comment_count>
    <who name="Simon Fraser (smfr)">simon.fraser</who>
    <bug_when>2010-03-15 14:47:46 -0700</bug_when>
    <thetext>http://trac.webkit.org/changeset/56017</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>199848</commentid>
    <comment_count>4</comment_count>
    <who name="Simon Fraser (smfr)">simon.fraser</who>
    <bug_when>2010-03-15 14:49:02 -0700</bug_when>
    <thetext>&lt;rdar://problem/7748315&gt;</thetext>
  </long_desc>
      
          <attachment
              isobsolete="0"
              ispatch="1"
              isprivate="0"
          >
            <attachid>50740</attachid>
            <date>2010-03-15 14:29:19 -0700</date>
            <delta_ts>2010-03-15 14:39:26 -0700</delta_ts>
            <desc>Patch</desc>
            <filename>bug-36134-20100315142917.patch</filename>
            <type>text/plain</type>
            <size>6207</size>
            <attacher name="Simon Fraser (smfr)">simon.fraser</attacher>
            
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<flag name="review"
          id="33908"
          type_id="1"
          status="+"
          setter="mitz"
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          </attachment>
      

    </bug>

</bugzilla>