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<!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>73091</bug_id>
          
          <creation_ts>2011-11-24 13:04:40 -0800</creation_ts>
          <short_desc>[Chromium] WebGL viewport corrupted after compositor update</short_desc>
          <delta_ts>2011-11-25 13:53:18 -0800</delta_ts>
          <reporter_accessible>1</reporter_accessible>
          <cclist_accessible>1</cclist_accessible>
          <classification_id>1</classification_id>
          <classification>Unclassified</classification>
          <product>WebKit</product>
          <component>WebGL</component>
          <version>528+ (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="Jeff Timanus">twiz</reporter>
          <assigned_to name="Jeff Timanus">twiz</assigned_to>
          <cc>kbr</cc>
    
    <cc>senorblanco</cc>
    
    <cc>webkit.review.bot</cc>
          

      

      

      

          <comment_sort_order>oldest_to_newest</comment_sort_order>  
          <long_desc isprivate="0" >
    <commentid>508874</commentid>
    <comment_count>0</comment_count>
    <who name="Jeff Timanus">twiz</who>
    <bug_when>2011-11-24 13:04:40 -0800</bug_when>
    <thetext>The viewport parameters are altered after a call to DrawingBuffer::bind, which is called during DrawingBuffer::publishToPlatformLayer.

This is the cause of rendering artifacts in Angry Birds, tracked at the following issue:  crbug.com/104678</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>508876</commentid>
    <comment_count>1</comment_count>
      <attachid>116535</attachid>
    <who name="Jeff Timanus">twiz</who>
    <bug_when>2011-11-24 13:12:24 -0800</bug_when>
    <thetext>Created attachment 116535
Patch</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>508879</commentid>
    <comment_count>2</comment_count>
    <who name="Jeff Timanus">twiz</who>
    <bug_when>2011-11-24 13:14:10 -0800</bug_when>
    <thetext>(In reply to comment #1)
&gt; Created an attachment (id=116535) [details]
&gt; Patch

Thanks to Stephen White for help tracking this down.

I&apos;m looking into writing a corresponding layout test.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>509193</commentid>
    <comment_count>3</comment_count>
      <attachid>116630</attachid>
    <who name="Jeff Timanus">twiz</who>
    <bug_when>2011-11-25 08:53:50 -0800</bug_when>
    <thetext>Created attachment 116630
Patch</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>509228</commentid>
    <comment_count>4</comment_count>
      <attachid>116635</attachid>
    <who name="Jeff Timanus">twiz</who>
    <bug_when>2011-11-25 11:33:35 -0800</bug_when>
    <thetext>Created attachment 116635
Patch</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>509230</commentid>
    <comment_count>5</comment_count>
      <attachid>116635</attachid>
    <who name="Jeff Timanus">twiz</who>
    <bug_when>2011-11-25 11:37:22 -0800</bug_when>
    <thetext>Comment on attachment 116635
Patch

Patch tested against the WebGL conformance tests on linux, with no new regressions.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>509249</commentid>
    <comment_count>6</comment_count>
      <attachid>116635</attachid>
    <who name="Stephen White">senorblanco</who>
    <bug_when>2011-11-25 12:33:11 -0800</bug_when>
    <thetext>Comment on attachment 116635
Patch

Looks good.  Thanks for the test!  r=me</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>509258</commentid>
    <comment_count>7</comment_count>
      <attachid>116635</attachid>
    <who name="WebKit Review Bot">webkit.review.bot</who>
    <bug_when>2011-11-25 13:53:13 -0800</bug_when>
    <thetext>Comment on attachment 116635
Patch

Clearing flags on attachment: 116635

Committed r101181: &lt;http://trac.webkit.org/changeset/101181&gt;</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>509259</commentid>
    <comment_count>8</comment_count>
    <who name="WebKit Review Bot">webkit.review.bot</who>
    <bug_when>2011-11-25 13:53:18 -0800</bug_when>
    <thetext>All reviewed patches have been landed.  Closing bug.</thetext>
  </long_desc>
      
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            <date>2011-11-24 13:12:24 -0800</date>
            <delta_ts>2011-11-25 08:53:46 -0800</delta_ts>
            <desc>Patch</desc>
            <filename>bug-73091-20111124161223.patch</filename>
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          </attachment>
          <attachment
              isobsolete="0"
              ispatch="1"
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          >
            <attachid>116635</attachid>
            <date>2011-11-25 11:33:35 -0800</date>
            <delta_ts>2011-11-25 13:53:13 -0800</delta_ts>
            <desc>Patch</desc>
            <filename>bug-73091-20111125143334.patch</filename>
            <type>text/plain</type>
            <size>5221</size>
            <attacher name="Jeff Timanus">twiz</attacher>
            
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</bugzilla>