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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>32511</bug_id>
          
          <creation_ts>2009-12-14 05:34:37 -0800</creation_ts>
          <short_desc>Dragging an SVG image triggers assertion in DragController::startDrag()</short_desc>
          <delta_ts>2009-12-21 10:58:36 -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>SVG</component>
          <version>528+ (Nightly build)</version>
          <rep_platform>PC</rep_platform>
          <op_sys>Linux</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="Andreas Kling">kling</reporter>
          <assigned_to name="Nobody">webkit-unassigned</assigned_to>
          <cc>commit-queue</cc>
    
    <cc>kling</cc>
    
    <cc>webkit.review.bot</cc>
          

      

      

      

          <comment_sort_order>oldest_to_newest</comment_sort_order>  
          <long_desc isprivate="0" >
    <commentid>171353</commentid>
    <comment_count>0</comment_count>
    <who name="Andreas Kling">kling</who>
    <bug_when>2009-12-14 05:34:37 -0800</bug_when>
    <thetext>DragController.cpp:675: ASSERT(!image-&gt;filenameExtension().isEmpty());

SVGImage doesn&apos;t implement filenameExtension(), and the default implementation returns an empty string.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>171355</commentid>
    <comment_count>1</comment_count>
      <attachid>44788</attachid>
    <who name="Andreas Kling">kling</who>
    <bug_when>2009-12-14 05:40:49 -0800</bug_when>
    <thetext>Created attachment 44788
Add SVGImage::filenameExtension()</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>171356</commentid>
    <comment_count>2</comment_count>
    <who name="WebKit Review Bot">webkit.review.bot</who>
    <bug_when>2009-12-14 05:41:48 -0800</bug_when>
    <thetext>style-queue ran check-webkit-style on attachment 44788 without any errors.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>171446</commentid>
    <comment_count>3</comment_count>
      <attachid>44788</attachid>
    <who name="Darin Adler">darin</who>
    <bug_when>2009-12-14 09:45:47 -0800</bug_when>
    <thetext>Comment on attachment 44788
Add SVGImage::filenameExtension()

Thanks, looks like the right fix.

&gt; +        virtual String filenameExtension() const;

Virtual functions like this one normally should be private rather than public. It&apos;s a programming error to call this function on a pointer known to be an SVGImage* so it&apos;s good to get a compiler error in that case. And a private member function still does just fine at overriding the base class.

Can we make a regression test for this? Normally we require regression tests for all bug fixes, and we have quite a few dragging tests already, so it can probably be done.

I&apos;m going to say review-, but if you try and find we can&apos;t make a regression test then revise the ChangeLog to explain why, and then feel free to put this up for review again.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>173936</commentid>
    <comment_count>4</comment_count>
      <attachid>45319</attachid>
    <who name="Andreas Kling">kling</who>
    <bug_when>2009-12-21 03:52:02 -0800</bug_when>
    <thetext>Created attachment 45319
Add SVGImage::filenameExtension() + regression test

Thanks for your comments!

Here&apos;s the same patch with an added regression test. Please note that the test will only fail when compiled in debug mode, since the problem is a failing assertion.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>173937</commentid>
    <comment_count>5</comment_count>
    <who name="WebKit Review Bot">webkit.review.bot</who>
    <bug_when>2009-12-21 03:55:56 -0800</bug_when>
    <thetext>style-queue ran check-webkit-style on attachment 45319 without any errors.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>173954</commentid>
    <comment_count>6</comment_count>
    <who name="Andreas Kling">kling</who>
    <bug_when>2009-12-21 05:09:00 -0800</bug_when>
    <thetext>Minor brain glitch, it&apos;s not actually the *same* patch, I made SVGImage::filenameExtension() private as per your suggestion.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>174007</commentid>
    <comment_count>7</comment_count>
      <attachid>45319</attachid>
    <who name="WebKit Commit Bot">commit-queue</who>
    <bug_when>2009-12-21 10:58:31 -0800</bug_when>
    <thetext>Comment on attachment 45319
Add SVGImage::filenameExtension() + regression test

Clearing flags on attachment: 45319

Committed r52448: &lt;http://trac.webkit.org/changeset/52448&gt;</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>174008</commentid>
    <comment_count>8</comment_count>
    <who name="WebKit Commit Bot">commit-queue</who>
    <bug_when>2009-12-21 10:58:36 -0800</bug_when>
    <thetext>All reviewed patches have been landed.  Closing bug.</thetext>
  </long_desc>
      
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            <delta_ts>2009-12-21 03:52:02 -0800</delta_ts>
            <desc>Add SVGImage::filenameExtension()</desc>
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            <date>2009-12-21 03:52:02 -0800</date>
            <delta_ts>2009-12-21 10:58:31 -0800</delta_ts>
            <desc>Add SVGImage::filenameExtension() + regression test</desc>
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