<?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>148476</bug_id>
          
          <creation_ts>2015-08-26 08:03:22 -0700</creation_ts>
          <short_desc>[Cairo] Accelerated canvas should fall back to non-accelerated canvas on creation failure</short_desc>
          <delta_ts>2015-08-26 09:45:02 -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>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="Jinyoung Hur">hur.ims</reporter>
          <assigned_to name="Jinyoung Hur">hur.ims</assigned_to>
          <cc>commit-queue</cc>
          

      

      

      

          <comment_sort_order>oldest_to_newest</comment_sort_order>  
          <long_desc isprivate="0" >
    <commentid>1120934</commentid>
    <comment_count>0</comment_count>
    <who name="Jinyoung Hur">hur.ims</who>
    <bug_when>2015-08-26 08:03:22 -0700</bug_when>
    <thetext>[Cairo] Accelerated canvas should fall back to uunaccelrated canvas on creation failure</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1120937</commentid>
    <comment_count>1</comment_count>
      <attachid>259952</attachid>
    <who name="Jinyoung Hur">hur.ims</who>
    <bug_when>2015-08-26 08:42:28 -0700</bug_when>
    <thetext>Created attachment 259952
Patch</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1120939</commentid>
    <comment_count>2</comment_count>
    <who name="Jinyoung Hur">hur.ims</who>
    <bug_when>2015-08-26 08:44:47 -0700</bug_when>
    <thetext>Cairo-gl backed surface might fail to be created with large dimensions, e.g., 50x32000, depending on the gl implementations. In case of Mac port, ImageBufferCG falls back to a software surface when it fails to create
        IOSurface, an accelerated surface. Though the unaccelerated surface could be slower, it would be better
        to create a working surface than nothing.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1120940</commentid>
    <comment_count>3</comment_count>
    <who name="Jinyoung Hur">hur.ims</who>
    <bug_when>2015-08-26 08:45:43 -0700</bug_when>
    <thetext>Cairo-gl backed surface might fail to be created with large dimensions, e.g., 50x32000, depending on the gl implementations.
In case of Mac port, ImageBufferCG falls back to a software surface when it fails to create IOSurface, an accelerated surface. 
Though the unaccelerated surface could be slower, it would be better to create a working surface than nothing.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1120951</commentid>
    <comment_count>4</comment_count>
      <attachid>259952</attachid>
    <who name="Brent Fulgham">bfulgham</who>
    <bug_when>2015-08-26 08:59:15 -0700</bug_when>
    <thetext>Comment on attachment 259952
Patch

r=me.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1120962</commentid>
    <comment_count>5</comment_count>
      <attachid>259952</attachid>
    <who name="WebKit Commit Bot">commit-queue</who>
    <bug_when>2015-08-26 09:44:59 -0700</bug_when>
    <thetext>Comment on attachment 259952
Patch

Clearing flags on attachment: 259952

Committed r188968: &lt;http://trac.webkit.org/changeset/188968&gt;</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1120963</commentid>
    <comment_count>6</comment_count>
    <who name="WebKit Commit Bot">commit-queue</who>
    <bug_when>2015-08-26 09:45:02 -0700</bug_when>
    <thetext>All reviewed patches have been landed.  Closing bug.</thetext>
  </long_desc>
      
          <attachment
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              isprivate="0"
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            <attachid>259952</attachid>
            <date>2015-08-26 08:42:28 -0700</date>
            <delta_ts>2015-08-26 09:44:59 -0700</delta_ts>
            <desc>Patch</desc>
            <filename>bug-148476-20150827004217.patch</filename>
            <type>text/plain</type>
            <size>2416</size>
            <attacher name="Jinyoung Hur">hur.ims</attacher>
            
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