<?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>161219</bug_id>
          
          <creation_ts>2016-08-25 16:26:21 -0700</creation_ts>
          <short_desc>Regression(r204605): WebCore::checkExistingName() logs error messages on iOS</short_desc>
          <delta_ts>2016-08-25 20:45:08 -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>DOM</component>
          <version>WebKit Nightly Build</version>
          <rep_platform>Unspecified</rep_platform>
          <op_sys>Unspecified</op_sys>
          <bug_status>ASSIGNED</bug_status>
          <resolution></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>
          <dependson>160931</dependson>
          
          <everconfirmed>1</everconfirmed>
          <reporter name="Chris Dumez">cdumez</reporter>
          <assigned_to name="Chris Dumez">cdumez</assigned_to>
          <cc>ap</cc>
    
    <cc>cdumez</cc>
          

      

      

      

          <comment_sort_order>oldest_to_newest</comment_sort_order>  
          <long_desc isprivate="0" >
    <commentid>1223309</commentid>
    <comment_count>0</comment_count>
    <who name="Chris Dumez">cdumez</who>
    <bug_when>2016-08-25 16:26:21 -0700</bug_when>
    <thetext>WebCore::checkExistingName() logs error messages on iOS after r204605:
ERROR: alias x-mac-cyrillic maps to x-mac-cyrillic already, but someone is trying to make it map to macos-7_3-10.2
/Volumes/Data/Safari/OpenSource/Source/WebCore/platform/text/TextEncodingRegistry.cpp(138) : void WebCore::checkExistingName(const char *, const char *)
ERROR: alias windows-10007 maps to x-mac-cyrillic already, but someone is trying to make it map to macos-7_3-10.2
/Volumes/Data/Safari/OpenSource/Source/WebCore/platform/text/TextEncodingRegistry.cpp(138) : void WebCore::checkExistingName(const char *, const char *)
ERROR: alias mac-cyrillic maps to x-mac-cyrillic already, but someone is trying to make it map to macos-7_3-10.2
/Volumes/Data/Safari/OpenSource/Source/WebCore/platform/text/TextEncodingRegistry.cpp(138) : void WebCore::checkExistingName(const char *, const char *)
ERROR: alias maccy maps to x-mac-cyrillic already, but someone is trying to make it map to macos-7_3-10.2
/Volumes/Data/Safari/OpenSource/Source/WebCore/platform/text/TextEncodingRegistry.cpp(138) : void WebCore::checkExistingName(const char *, const char *)
ERROR: alias x-MacCyrillic maps to x-mac-cyrillic already, but someone is trying to make it map to macos-7_3-10.2
/Volumes/Data/Safari/OpenSource/Source/WebCore/platform/text/TextEncodingRegistry.cpp(138) : void WebCore::checkExistingName(const char *, const char *)
ERROR: alias x-MacUkraine maps to x-mac-cyrillic already, but someone is trying to make it map to macos-7_3-10.2
/Volumes/Data/Safari/OpenSource/Source/WebCore/platform/text/TextEncodingRegistry.cpp(138) : void WebCore::checkExistingName(const char *, const char *)
ERROR: alias x-mac-greek maps to x-mac-greek already, but someone is trying to make it map to macos-6_2-10.4
/Volumes/Data/Safari/OpenSource/Source/WebCore/platform/text/TextEncodingRegistry.cpp(138) : void WebCore::checkExistingName(const char *, const char *)
ERROR: alias windows-10006 maps to x-mac-greek already, but someone is trying to make it map to macos-6_2-10.4
/Volumes/Data/Safari/OpenSource/Source/WebCore/platform/text/TextEncodingRegistry.cpp(138) : void WebCore::checkExistingName(const char *, const char *)
ERROR: alias macgr maps to x-mac-greek already, but someone is trying to make it map to macos-6_2-10.4
/Volumes/Data/Safari/OpenSource/Source/WebCore/platform/text/TextEncodingRegistry.cpp(138) : void WebCore::checkExistingName(const char *, const char *)
ERROR: alias x-MacGreek maps to x-mac-greek already, but someone is trying to make it map to macos-6_2-10.4
/Volumes/Data/Safari/OpenSource/Source/WebCore/platform/text/TextEncodingRegistry.cpp(138) : void WebCore::checkExistingName(const char *, const char *)
ERROR: alias x-mac-centraleurroman maps to x-mac-centraleurroman already, but someone is trying to make it map to macos-29-10.2
/Volumes/Data/Safari/OpenSource/Source/WebCore/platform/text/TextEncodingRegistry.cpp(138) : void WebCore::checkExistingName(const char *, const char *)
ERROR: alias windows-10029 maps to x-mac-centraleurroman already, but someone is trying to make it map to macos-29-10.2
/Volumes/Data/Safari/OpenSource/Source/WebCore/platform/text/TextEncodingRegistry.cpp(138) : void WebCore::checkExistingName(const char *, const char *)
ERROR: alias x-mac-ce maps to x-mac-centraleurroman already, but someone is trying to make it map to macos-29-10.2
/Volumes/Data/Safari/OpenSource/Source/WebCore/platform/text/TextEncodingRegistry.cpp(138) : void WebCore::checkExistingName(const char *, const char *)
ERROR: alias macce maps to x-mac-centraleurroman already, but someone is trying to make it map to macos-29-10.2
/Volumes/Data/Safari/OpenSource/Source/WebCore/platform/text/TextEncodingRegistry.cpp(138) : void WebCore::checkExistingName(const char *, const char *)
ERROR: alias maccentraleurope maps to x-mac-centraleurroman already, but someone is trying to make it map to macos-29-10.2
/Volumes/Data/Safari/OpenSource/Source/WebCore/platform/text/TextEncodingRegistry.cpp(138) : void WebCore::checkExistingName(const char *, const char *)
ERROR: alias x-MacCentralEurope maps to x-mac-centraleurroman already, but someone is trying to make it map to macos-29-10.2
/Volumes/Data/Safari/OpenSource/Source/WebCore/platform/text/TextEncodingRegistry.cpp(138) : void WebCore::checkExistingName(const char *, const char *)
ERROR: alias x-mac-turkish maps to x-mac-turkish already, but someone is trying to make it map to macos-35-10.2
/Volumes/Data/Safari/OpenSource/Source/WebCore/platform/text/TextEncodingRegistry.cpp(138) : void WebCore::checkExistingName(const char *, const char *)
ERROR: alias windows-10081 maps to x-mac-turkish already, but someone is trying to make it map to macos-35-10.2
/Volumes/Data/Safari/OpenSource/Source/WebCore/platform/text/TextEncodingRegistry.cpp(138) : void WebCore::checkExistingName(const char *, const char *)
ERROR: alias mactr maps to x-mac-turkish already, but someone is trying to make it map to macos-35-10.2
/Volumes/Data/Safari/OpenSource/Source/WebCore/platform/text/TextEncodingRegistry.cpp(138) : void WebCore::checkExistingName(const char *, const char *)
ERROR: alias x-MacTurkish maps to x-mac-turkish already, but someone is trying to make it map to macos-35-10.2
/Volumes/Data/Safari/OpenSource/Source/WebCore/platform/text/TextEncodingRegistry.cpp(138) : void WebCore::checkExistingName(const char *, const char *)</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1223319</commentid>
    <comment_count>1</comment_count>
      <attachid>287043</attachid>
    <who name="Chris Dumez">cdumez</who>
    <bug_when>2016-08-25 16:35:42 -0700</bug_when>
    <thetext>Created attachment 287043
Patch</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1223397</commentid>
    <comment_count>2</comment_count>
      <attachid>287043</attachid>
    <who name="Alexey Proskuryakov">ap</who>
    <bug_when>2016-08-25 20:44:58 -0700</bug_when>
    <thetext>Comment on attachment 287043
Patch

View in context: https://bugs.webkit.org/attachment.cgi?id=287043&amp;action=review

&gt; Source/WebCore/ChangeLog:12
&gt; +        I also dropped to 2 remaining ones (macos-6-10.2, softbank-sjis) because:

The latter is scary, I&apos;m pretty sure that it is the important on iOS - although I do not know if it gets used in WebKit specifically.</thetext>
  </long_desc>
      
          <attachment
              isobsolete="0"
              ispatch="1"
              isprivate="0"
          >
            <attachid>287043</attachid>
            <date>2016-08-25 16:35:42 -0700</date>
            <delta_ts>2016-08-25 16:35:42 -0700</delta_ts>
            <desc>Patch</desc>
            <filename>161219_iOS_codecs.patch</filename>
            <type>text/plain</type>
            <size>3915</size>
            <attacher name="Chris Dumez">cdumez</attacher>
            
              <data encoding="base64">ZGlmZiAtLWdpdCBhL1NvdXJjZS9XZWJDb3JlL0NoYW5nZUxvZyBiL1NvdXJjZS9XZWJDb3JlL0No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</data>

          </attachment>
      

    </bug>

</bugzilla>