<?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>161552</bug_id>
          
          <creation_ts>2016-09-02 15:12:06 -0700</creation_ts>
          <short_desc>[Mac] RetainPtr misuse, AnimationController leaks</short_desc>
          <delta_ts>2016-09-04 23:45:04 -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></keywords>
          <priority>P2</priority>
          <bug_severity>Normal</bug_severity>
          <target_milestone>---</target_milestone>
          
          
          <everconfirmed>1</everconfirmed>
          <reporter name="Joseph Pecoraro">joepeck</reporter>
          <assigned_to name="Joseph Pecoraro">joepeck</assigned_to>
          <cc>bdakin</cc>
    
    <cc>commit-queue</cc>
    
    <cc>joepeck</cc>
    
    <cc>thorton</cc>
          

      

      

      

          <comment_sort_order>oldest_to_newest</comment_sort_order>  
          <long_desc isprivate="0" >
    <commentid>1225983</commentid>
    <comment_count>0</comment_count>
    <who name="Joseph Pecoraro">joepeck</who>
    <bug_when>2016-09-02 15:12:06 -0700</bug_when>
    <thetext>RetainPtr misuse, Web/WKAnimationController leaks:

    $ ack &apos;RetainPtr.*?alloc&apos; | grep -v adopt
    WebKit/mac/WebView/WebImmediateActionController.mm:260:        RetainPtr&lt;WebAnimationController&gt; dummyController = [[WebAnimationController alloc] init];
    WebKit2/UIProcess/mac/WKImmediateActionController.mm:274:        RetainPtr&lt;WKAnimationController&gt; dummyController = [[WKAnimationController alloc] init];

These should be adopted on allocation.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1225984</commentid>
    <comment_count>1</comment_count>
      <attachid>287824</attachid>
    <who name="Joseph Pecoraro">joepeck</who>
    <bug_when>2016-09-02 15:13:04 -0700</bug_when>
    <thetext>Created attachment 287824
[PATCH] Proposed Fix</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1226001</commentid>
    <comment_count>2</comment_count>
      <attachid>287824</attachid>
    <who name="WebKit Commit Bot">commit-queue</who>
    <bug_when>2016-09-02 15:46:09 -0700</bug_when>
    <thetext>Comment on attachment 287824
[PATCH] Proposed Fix

Clearing flags on attachment: 287824

Committed r205378: &lt;http://trac.webkit.org/changeset/205378&gt;</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1226002</commentid>
    <comment_count>3</comment_count>
    <who name="WebKit Commit Bot">commit-queue</who>
    <bug_when>2016-09-02 15:46:12 -0700</bug_when>
    <thetext>All reviewed patches have been landed.  Closing bug.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1226120</commentid>
    <comment_count>4</comment_count>
      <attachid>287824</attachid>
    <who name="Darin Adler">darin</who>
    <bug_when>2016-09-03 07:29:35 -0700</bug_when>
    <thetext>Comment on attachment 287824
[PATCH] Proposed Fix

View in context: https://bugs.webkit.org/attachment.cgi?id=287824&amp;action=review

&gt; Source/WebKit/mac/WebView/WebImmediateActionController.mm:260
&gt; -        RetainPtr&lt;WebAnimationController&gt; dummyController = [[WebAnimationController alloc] init];
&gt; -        return dummyController.get();
&gt; +        RetainPtr&lt;WebAnimationController&gt; dummyController = adoptNS([[WebAnimationController alloc] init]);
&gt; +        return dummyController.autorelease();

This should just be:

    return [[[WebAnimationController alloc] init] autorelease];

The RetainPtr does us no good at all.

&gt; Source/WebKit2/UIProcess/mac/WKImmediateActionController.mm:274
&gt; -        RetainPtr&lt;WKAnimationController&gt; dummyController = [[WKAnimationController alloc] init];
&gt; -        return dummyController.get();
&gt; +        RetainPtr&lt;WKAnimationController&gt; dummyController = adoptNS([[WKAnimationController alloc] init]);
&gt; +        return dummyController.autorelease();

Ditto.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1226360</commentid>
    <comment_count>5</comment_count>
    <who name="Joseph Pecoraro">joepeck</who>
    <bug_when>2016-09-04 23:45:04 -0700</bug_when>
    <thetext>Yeah, that was dumb! Dropped RetainPtr with:
https://trac.webkit.org/changeset/205427</thetext>
  </long_desc>
      
          <attachment
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            <attachid>287824</attachid>
            <date>2016-09-02 15:13:04 -0700</date>
            <delta_ts>2016-09-02 15:46:09 -0700</delta_ts>
            <desc>[PATCH] Proposed Fix</desc>
            <filename>animation-controller-leaks-1.patch</filename>
            <type>text/plain</type>
            <size>3663</size>
            <attacher name="Joseph Pecoraro">joepeck</attacher>
            
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</bugzilla>