<?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>117163</bug_id>
          
          <creation_ts>2013-06-03 12:56:09 -0700</creation_ts>
          <short_desc>[WK2] REGRESSION(r150798): scrolling coordinator is not being enabled when WebPage is set to use fixed layout</short_desc>
          <delta_ts>2013-06-03 15:06:41 -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>WebKit2</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="Marcelo Lira">marcelo.lira</reporter>
          <assigned_to name="Marcelo Lira">marcelo.lira</assigned_to>
          <cc>cmarcelo</cc>
    
    <cc>commit-queue</cc>
    
    <cc>darin</cc>
    
    <cc>kling</cc>
    
    <cc>luiz</cc>
    
    <cc>noam</cc>
    
    <cc>zeno</cc>
          

      

      

      

          <comment_sort_order>oldest_to_newest</comment_sort_order>  
          <long_desc isprivate="0" >
    <commentid>896581</commentid>
    <comment_count>0</comment_count>
    <who name="Marcelo Lira">marcelo.lira</who>
    <bug_when>2013-06-03 12:56:09 -0700</bug_when>
    <thetext>Since WebPageProxy can be created and methods called when no underlying WebPage exists yet, a call to WebPageProxy::setUseFixedLayout(...) will only be delivered to WebProcess by the IPC mechanism after the WebPage is created. But it is WebPage constructor that creates a DrawingArea, that calls enterAcceleratedCompositingMode(), that creates a CoordinatedLayerTreeHost, that calls WebKit::WebPage::settings()-&gt;setScrollingCoordinatorEnabled(true), if fixed layout is true.
The call to WebPage::setUseFixedLayout() comes too late, and the scrolling coordinated is never enabled.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>896583</commentid>
    <comment_count>1</comment_count>
      <attachid>203622</attachid>
    <who name="Marcelo Lira">marcelo.lira</who>
    <bug_when>2013-06-03 13:15:43 -0700</bug_when>
    <thetext>Created attachment 203622
Patch</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>896619</commentid>
    <comment_count>2</comment_count>
      <attachid>203622</attachid>
    <who name="Noam Rosenthal">noam</who>
    <bug_when>2013-06-03 14:28:29 -0700</bug_when>
    <thetext>Comment on attachment 203622
Patch

LGTM, please ask for owner review</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>896634</commentid>
    <comment_count>3</comment_count>
      <attachid>203622</attachid>
    <who name="WebKit Commit Bot">commit-queue</who>
    <bug_when>2013-06-03 15:06:38 -0700</bug_when>
    <thetext>Comment on attachment 203622
Patch

Clearing flags on attachment: 203622

Committed r151132: &lt;http://trac.webkit.org/changeset/151132&gt;</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>896635</commentid>
    <comment_count>4</comment_count>
    <who name="WebKit Commit Bot">commit-queue</who>
    <bug_when>2013-06-03 15:06:41 -0700</bug_when>
    <thetext>All reviewed patches have been landed.  Closing bug.</thetext>
  </long_desc>
      
          <attachment
              isobsolete="0"
              ispatch="1"
              isprivate="0"
          >
            <attachid>203622</attachid>
            <date>2013-06-03 13:15:43 -0700</date>
            <delta_ts>2013-06-03 15:06:38 -0700</delta_ts>
            <desc>Patch</desc>
            <filename>bug-117163-20130603171415.patch</filename>
            <type>text/plain</type>
            <size>2753</size>
            <attacher name="Marcelo Lira">marcelo.lira</attacher>
            
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</bugzilla>