<?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>137550</bug_id>
          
          <creation_ts>2014-10-08 23:48:46 -0700</creation_ts>
          <short_desc>Remove second-to-last client of WebFontCache</short_desc>
          <delta_ts>2014-10-09 14:35:03 -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>New Bugs</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="Myles C. Maxfield">mmaxfield</reporter>
          <assigned_to name="Myles C. Maxfield">mmaxfield</assigned_to>
          <cc>cdumez</cc>
    
    <cc>commit-queue</cc>
    
    <cc>dino</cc>
    
    <cc>jonlee</cc>
    
    <cc>simon.fraser</cc>
    
    <cc>thorton</cc>
          

      

      

      

          <comment_sort_order>oldest_to_newest</comment_sort_order>  
          <long_desc isprivate="0" >
    <commentid>1040495</commentid>
    <comment_count>0</comment_count>
    <who name="Myles C. Maxfield">mmaxfield</who>
    <bug_when>2014-10-08 23:48:46 -0700</bug_when>
    <thetext>Remove second-to-last client of WebFontCache</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1040499</commentid>
    <comment_count>1</comment_count>
      <attachid>239520</attachid>
    <who name="Myles C. Maxfield">mmaxfield</who>
    <bug_when>2014-10-08 23:55:21 -0700</bug_when>
    <thetext>Created attachment 239520
Patch</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1040501</commentid>
    <comment_count>2</comment_count>
    <who name="WebKit Commit Bot">commit-queue</who>
    <bug_when>2014-10-08 23:57:07 -0700</bug_when>
    <thetext>Attachment 239520 did not pass style-queue:


ERROR: 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 5 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>1040502</commentid>
    <comment_count>3</comment_count>
      <attachid>239521</attachid>
    <who name="Myles C. Maxfield">mmaxfield</who>
    <bug_when>2014-10-08 23:59:25 -0700</bug_when>
    <thetext>Created attachment 239521
Patch</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1040570</commentid>
    <comment_count>4</comment_count>
      <attachid>239521</attachid>
    <who name="Darin Adler">darin</who>
    <bug_when>2014-10-09 09:32:40 -0700</bug_when>
    <thetext>Comment on attachment 239521
Patch

View in context: https://bugs.webkit.org/attachment.cgi?id=239521&amp;action=review

&gt; Source/WebKit/mac/WebView/WebHTMLView.mm:4897
&gt;          // Find the font the same way the rendering code would later if it encountered this CSS.

This whole “find font” sequence, in the end, is just used to get a font name. I think we should just refactor into a helper that returns an NSString rather than having this tricky dance here in the middle of a function that’s already doing so many other things.

&gt; Source/WebKit/mac/WebView/WebHTMLView.mm:4902
&gt; +        FontCachePurgePreventer purgePreventer;

Why is this needed? This seems like a really tricky class to use right if this is really needed for a simple case like this. Can purging really happen in the tiny window before we call platformData().font() and then fontName?</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1040621</commentid>
    <comment_count>5</comment_count>
      <attachid>239521</attachid>
    <who name="Myles C. Maxfield">mmaxfield</who>
    <bug_when>2014-10-09 11:39:08 -0700</bug_when>
    <thetext>Comment on attachment 239521
Patch

View in context: https://bugs.webkit.org/attachment.cgi?id=239521&amp;action=review

&gt;&gt; Source/WebKit/mac/WebView/WebHTMLView.mm:4897
&gt;&gt;          // Find the font the same way the rendering code would later if it encountered this CSS.
&gt; 
&gt; This whole “find font” sequence, in the end, is just used to get a font name. I think we should just refactor into a helper that returns an NSString rather than having this tricky dance here in the middle of a function that’s already doing so many other things.

I agree with you, however, I think that doing this kind of refactor would cut through many levels of function calls, including splitting WebFontCache which is going away soon. I think that such a refactoring would ultimately introduce more complexity than this patch adds.

&gt;&gt; Source/WebKit/mac/WebView/WebHTMLView.mm:4902
&gt;&gt; +        FontCachePurgePreventer purgePreventer;
&gt; 
&gt; Why is this needed? This seems like a really tricky class to use right if this is really needed for a simple case like this. Can purging really happen in the tiny window before we call platformData().font() and then fontName?

There is an assert in getCachedFontData().</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1040630</commentid>
    <comment_count>6</comment_count>
      <attachid>239521</attachid>
    <who name="WebKit Commit Bot">commit-queue</who>
    <bug_when>2014-10-09 12:16:08 -0700</bug_when>
    <thetext>Comment on attachment 239521
Patch

Clearing flags on attachment: 239521

Committed r174517: &lt;http://trac.webkit.org/changeset/174517&gt;</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1040631</commentid>
    <comment_count>7</comment_count>
    <who name="WebKit Commit Bot">commit-queue</who>
    <bug_when>2014-10-09 12:16:14 -0700</bug_when>
    <thetext>All reviewed patches have been landed.  Closing bug.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1040691</commentid>
    <comment_count>8</comment_count>
      <attachid>239521</attachid>
    <who name="Darin Adler">darin</who>
    <bug_when>2014-10-09 14:35:03 -0700</bug_when>
    <thetext>Comment on attachment 239521
Patch

View in context: https://bugs.webkit.org/attachment.cgi?id=239521&amp;action=review

&gt;&gt;&gt; Source/WebKit/mac/WebView/WebHTMLView.mm:4897
&gt;&gt;&gt;          // Find the font the same way the rendering code would later if it encountered this CSS.
&gt;&gt; 
&gt;&gt; This whole “find font” sequence, in the end, is just used to get a font name. I think we should just refactor into a helper that returns an NSString rather than having this tricky dance here in the middle of a function that’s already doing so many other things.
&gt; 
&gt; I agree with you, however, I think that doing this kind of refactor would cut through many levels of function calls, including splitting WebFontCache which is going away soon. I think that such a refactoring would ultimately introduce more complexity than this patch adds.

I think you misunderstood. I just meant a helper function right here in this source file.</thetext>
  </long_desc>
      
          <attachment
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            <attachid>239520</attachid>
            <date>2014-10-08 23:55:21 -0700</date>
            <delta_ts>2014-10-08 23:59:20 -0700</delta_ts>
            <desc>Patch</desc>
            <filename>bug-137550-20141008235523.patch</filename>
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          </attachment>
          <attachment
              isobsolete="0"
              ispatch="1"
              isprivate="0"
          >
            <attachid>239521</attachid>
            <date>2014-10-08 23:59:25 -0700</date>
            <delta_ts>2014-10-09 14:35:03 -0700</delta_ts>
            <desc>Patch</desc>
            <filename>bug-137550-20141008235928.patch</filename>
            <type>text/plain</type>
            <size>5654</size>
            <attacher name="Myles C. Maxfield">mmaxfield</attacher>
            
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          </attachment>
      

    </bug>

</bugzilla>