<?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>216715</bug_id>
          
          <creation_ts>2020-09-18 14:37:08 -0700</creation_ts>
          <short_desc>Allow about:blank subframe loads for non app-bound top frames</short_desc>
          <delta_ts>2020-09-21 07:58:06 -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>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="Kate Cheney">katherine_cheney</reporter>
          <assigned_to name="Kate Cheney">katherine_cheney</assigned_to>
          <cc>beidson</cc>
    
    <cc>bfulgham</cc>
    
    <cc>darin</cc>
    
    <cc>ggaren</cc>
          

      

      

      

          <comment_sort_order>oldest_to_newest</comment_sort_order>  
          <long_desc isprivate="0" >
    <commentid>1689964</commentid>
    <comment_count>0</comment_count>
    <who name="Kate Cheney">katherine_cheney</who>
    <bug_when>2020-09-18 14:37:08 -0700</bug_when>
    <thetext>In the original implementation of App Bound Domains, any loads using certain protocols like about: were automatically considered app-bound. When a subframe loads about:blank for example, this forces web views into app-bound mode even if the top frame is not app-bound. An idea is to refer to the security origin of the top frame in this case to determine if a subframe should be considered app-bound.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1689965</commentid>
    <comment_count>1</comment_count>
    <who name="Kate Cheney">katherine_cheney</who>
    <bug_when>2020-09-18 14:37:33 -0700</bug_when>
    <thetext>&lt;rdar://problem/69070720&gt;</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1689971</commentid>
    <comment_count>2</comment_count>
      <attachid>409174</attachid>
    <who name="Kate Cheney">katherine_cheney</who>
    <bug_when>2020-09-18 15:22:34 -0700</bug_when>
    <thetext>Created attachment 409174
Patch</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1690305</commentid>
    <comment_count>3</comment_count>
    <who name="EWS">ews-feeder</who>
    <bug_when>2020-09-21 07:58:05 -0700</bug_when>
    <thetext>Committed r267344: &lt;https://trac.webkit.org/changeset/267344&gt;

All reviewed patches have been landed. Closing bug and clearing flags on attachment 409174.</thetext>
  </long_desc>
      
          <attachment
              isobsolete="0"
              ispatch="1"
              isprivate="0"
          >
            <attachid>409174</attachid>
            <date>2020-09-18 15:22:34 -0700</date>
            <delta_ts>2020-09-21 07:58:05 -0700</delta_ts>
            <desc>Patch</desc>
            <filename>bug-216715-20200918152233.patch</filename>
            <type>text/plain</type>
            <size>14234</size>
            <attacher name="Kate Cheney">katherine_cheney</attacher>
            
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          </attachment>
      

    </bug>

</bugzilla>