<?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>85218</bug_id>
          
          <creation_ts>2012-04-30 11:26:25 -0700</creation_ts>
          <short_desc>[chromium] CCProxy&apos;s shouldn&apos;t try to draw if there is no layer renderer</short_desc>
          <delta_ts>2012-05-04 13:05:36 -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>WebKit Misc.</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>vollick</reporter>
          <assigned_to>vollick</assigned_to>
          <cc>cc-bugs</cc>
    
    <cc>jamesr</cc>
    
    <cc>nduca</cc>
    
    <cc>webkit.review.bot</cc>
          

      

      

      

          <comment_sort_order>oldest_to_newest</comment_sort_order>  
          <long_desc isprivate="0" >
    <commentid>612788</commentid>
    <comment_count>0</comment_count>
    <who name="">vollick</who>
    <bug_when>2012-04-30 11:26:25 -0700</bug_when>
    <thetext>Currently we try and draw, which appears to cause problems when we calculateDrawEtc and don&apos;t have a valid set of layerRendererProperties.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>612791</commentid>
    <comment_count>1</comment_count>
      <attachid>139488</attachid>
    <who name="">vollick</who>
    <bug_when>2012-04-30 11:30:38 -0700</bug_when>
    <thetext>Created attachment 139488
Patch</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>612793</commentid>
    <comment_count>2</comment_count>
    <who name="WebKit Review Bot">webkit.review.bot</who>
    <bug_when>2012-04-30 11:32:26 -0700</bug_when>
    <thetext>Attachment 139488 did not pass style-queue:

Failed to run &quot;[&apos;Tools/Scripts/check-webkit-style&apos;, &apos;--diff-files&apos;, u&apos;Source/WebCore/ChangeLog&apos;, u&apos;Source/WebCor...&quot; exit_code: 1
Source/WebCore/ChangeLog:8:  You should remove the &apos;No new tests&apos; and either add and list tests, or explain why no new tests were possible.  [changelog/nonewtests] [5]
Total errors found: 1 in 2 files


If any of these errors are false positives, please file a bug against check-webkit-style.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>612800</commentid>
    <comment_count>3</comment_count>
      <attachid>139493</attachid>
    <who name="">vollick</who>
    <bug_when>2012-04-30 11:36:12 -0700</bug_when>
    <thetext>Created attachment 139493
Patch</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>612806</commentid>
    <comment_count>4</comment_count>
    <who name="WebKit Review Bot">webkit.review.bot</who>
    <bug_when>2012-04-30 11:38:25 -0700</bug_when>
    <thetext>Attachment 139493 did not pass style-queue:

Failed to run &quot;[&apos;Tools/Scripts/check-webkit-style&apos;, &apos;--diff-files&apos;, u&apos;Source/WebCore/ChangeLog&apos;, u&apos;Source/WebCor...&quot; exit_code: 1
Source/WebCore/ChangeLog:8:  You should remove the &apos;No new tests&apos; and either add and list tests, or explain why no new tests were possible.  [changelog/nonewtests] [5]
Total errors found: 1 in 2 files


If any of these errors are false positives, please file a bug against check-webkit-style.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>612818</commentid>
    <comment_count>5</comment_count>
      <attachid>139496</attachid>
    <who name="">vollick</who>
    <bug_when>2012-04-30 11:46:41 -0700</bug_when>
    <thetext>Created attachment 139496
Patch

Removed assert -- should be valid to try and draw without a renderer. Should just fail.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>613274</commentid>
    <comment_count>6</comment_count>
      <attachid>139496</attachid>
    <who name="Nat Duca">nduca</who>
    <bug_when>2012-05-01 00:16:40 -0700</bug_when>
    <thetext>Comment on attachment 139496
Patch

What causes this to happen?</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>613379</commentid>
    <comment_count>7</comment_count>
      <attachid>139624</attachid>
    <who name="">vollick</who>
    <bug_when>2012-05-01 07:33:17 -0700</bug_when>
    <thetext>Created attachment 139624
Patch

(In reply to comment #6)
&gt; (From update of attachment 139496 [details])
&gt; What causes this to happen?

I&apos;m not sure. Looking at http://code.google.com/p/chromium/issues/detail?id=125482, it appears the only culprit could be a null renderer. I would also like to know how we get in this state, but in the short term, it would be nice to avoid the crash.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>613435</commentid>
    <comment_count>8</comment_count>
      <attachid>139624</attachid>
    <who name="Adrienne Walker">enne</who>
    <bug_when>2012-05-01 09:12:10 -0700</bug_when>
    <thetext>Comment on attachment 139624
Patch

I&apos;m still really confused how this could happen, other than maybe prior to initializeLayerRenderer.

I think canDraw() should also return false in this case so that we don&apos;t draw unless forced to.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>615500</commentid>
    <comment_count>9</comment_count>
      <attachid>140068</attachid>
    <who name="">vollick</who>
    <bug_when>2012-05-03 12:36:18 -0700</bug_when>
    <thetext>Created attachment 140068
Patch

(In reply to comment #8)
&gt; (From update of attachment 139624 [details])
&gt; I&apos;m still really confused how this could happen, other than maybe prior to initializeLayerRenderer.
&gt;
&gt; I think canDraw() should also return false in this case so that we don&apos;t draw unless forced to.
Good idea. Done.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>616513</commentid>
    <comment_count>10</comment_count>
      <attachid>140068</attachid>
    <who name="Adrienne Walker">enne</who>
    <bug_when>2012-05-04 12:19:16 -0700</bug_when>
    <thetext>Comment on attachment 140068
Patch

R=me.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>616558</commentid>
    <comment_count>11</comment_count>
      <attachid>140068</attachid>
    <who name="WebKit Review Bot">webkit.review.bot</who>
    <bug_when>2012-05-04 13:05:30 -0700</bug_when>
    <thetext>Comment on attachment 140068
Patch

Clearing flags on attachment: 140068

Committed r116152: &lt;http://trac.webkit.org/changeset/116152&gt;</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>616559</commentid>
    <comment_count>12</comment_count>
    <who name="WebKit Review Bot">webkit.review.bot</who>
    <bug_when>2012-05-04 13:05:36 -0700</bug_when>
    <thetext>All reviewed patches have been landed.  Closing bug.</thetext>
  </long_desc>
      
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            <date>2012-05-03 12:36:18 -0700</date>
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