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<dl class="meta">
<dt>Revision</dt> <dd><a href="http://trac.webkit.org/projects/webkit/changeset/205653">205653</a></dd>
<dt>Author</dt> <dd>commit-queue@webkit.org</dd>
<dt>Date</dt> <dd>2016-09-08 11:48:15 -0700 (Thu, 08 Sep 2016)</dd>
</dl>

<h3>Log Message</h3>
<pre>Unreviewed, rolling out <a href="http://trac.webkit.org/projects/webkit/changeset/205652">r205652</a>.
https://bugs.webkit.org/show_bug.cgi?id=161748

Crashing under ASan (Requested by yusukesuzuki on #webkit).

Reverted changeset:

&quot;ScriptRunner should be driven by PendingScript rather than
ScriptElement&quot;
https://bugs.webkit.org/show_bug.cgi?id=161726
http://trac.webkit.org/changeset/205652</pre>

<h3>Modified Paths</h3>
<ul>
<li><a href="#trunkLayoutTestsChangeLog">trunk/LayoutTests/ChangeLog</a></li>
<li><a href="#trunkSourceWebCoreChangeLog">trunk/Source/WebCore/ChangeLog</a></li>
<li><a href="#trunkSourceWebCoredomScriptElementcpp">trunk/Source/WebCore/dom/ScriptElement.cpp</a></li>
<li><a href="#trunkSourceWebCoredomScriptElementh">trunk/Source/WebCore/dom/ScriptElement.h</a></li>
<li><a href="#trunkSourceWebCoredomScriptRunnercpp">trunk/Source/WebCore/dom/ScriptRunner.cpp</a></li>
<li><a href="#trunkSourceWebCoredomScriptRunnerh">trunk/Source/WebCore/dom/ScriptRunner.h</a></li>
<li><a href="#trunkSourceWebCorehtmlparserHTMLScriptRunnercpp">trunk/Source/WebCore/html/parser/HTMLScriptRunner.cpp</a></li>
</ul>

<h3>Removed Paths</h3>
<ul>
<li><a href="#trunkLayoutTestsjsdomdocumentwriteinerroreventexpectedtxt">trunk/LayoutTests/js/dom/document-write-in-error-event-expected.txt</a></li>
<li><a href="#trunkLayoutTestsjsdomdocumentwriteinerroreventhtml">trunk/LayoutTests/js/dom/document-write-in-error-event.html</a></li>
<li><a href="#trunkLayoutTestsjsdomdocumentwriteinloadeventexpectedtxt">trunk/LayoutTests/js/dom/document-write-in-load-event-expected.txt</a></li>
<li><a href="#trunkLayoutTestsjsdomdocumentwriteinloadeventhtml">trunk/LayoutTests/js/dom/document-write-in-load-event.html</a></li>
<li><a href="#trunkLayoutTestsjsdomscripttestsdummyjs">trunk/LayoutTests/js/dom/script-tests/dummy.js</a></li>
</ul>

</div>
<div id="patch">
<h3>Diff</h3>
<a id="trunkLayoutTestsChangeLog"></a>
<div class="modfile"><h4>Modified: trunk/LayoutTests/ChangeLog (205652 => 205653)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/LayoutTests/ChangeLog        2016-09-08 17:49:43 UTC (rev 205652)
+++ trunk/LayoutTests/ChangeLog        2016-09-08 18:48:15 UTC (rev 205653)
</span><span class="lines">@@ -1,3 +1,17 @@
</span><ins>+2016-09-08  Commit Queue  &lt;commit-queue@webkit.org&gt;
+
+        Unreviewed, rolling out r205652.
+        https://bugs.webkit.org/show_bug.cgi?id=161748
+
+        Crashing under ASan (Requested by yusukesuzuki on #webkit).
+
+        Reverted changeset:
+
+        &quot;ScriptRunner should be driven by PendingScript rather than
+        ScriptElement&quot;
+        https://bugs.webkit.org/show_bug.cgi?id=161726
+        http://trac.webkit.org/changeset/205652
+
</ins><span class="cx"> 2016-09-08  Yusuke Suzuki  &lt;utatane.tea@gmail.com&gt;
</span><span class="cx"> 
</span><span class="cx">         ScriptRunner should be driven by PendingScript rather than ScriptElement
</span></span></pre></div>
<a id="trunkLayoutTestsjsdomdocumentwriteinerroreventexpectedtxt"></a>
<div class="delfile"><h4>Deleted: trunk/LayoutTests/js/dom/document-write-in-error-event-expected.txt (205652 => 205653)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/LayoutTests/js/dom/document-write-in-error-event-expected.txt        2016-09-08 17:49:43 UTC (rev 205652)
+++ trunk/LayoutTests/js/dom/document-write-in-error-event-expected.txt        2016-09-08 18:48:15 UTC (rev 205653)
</span><span class="lines">@@ -1,4 +0,0 @@
</span><del>-PASS successfullyParsed is true
-
-TEST COMPLETE
-
</del></span></pre></div>
<a id="trunkLayoutTestsjsdomdocumentwriteinerroreventhtml"></a>
<div class="delfile"><h4>Deleted: trunk/LayoutTests/js/dom/document-write-in-error-event.html (205652 => 205653)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/LayoutTests/js/dom/document-write-in-error-event.html        2016-09-08 17:49:43 UTC (rev 205652)
+++ trunk/LayoutTests/js/dom/document-write-in-error-event.html        2016-09-08 18:48:15 UTC (rev 205653)
</span><span class="lines">@@ -1,20 +0,0 @@
</span><del>-&lt;!DOCTYPE HTML&gt;
-&lt;html&gt;
-&lt;head&gt;
-&lt;script src=&quot;../../resources/js-test-pre.js&quot;&gt;&lt;/script&gt;
-&lt;/head&gt;
-&lt;body onload=&quot;loaded()&quot;&gt;
-&lt;script&gt;
-    window.jsTestIsAsync = true;
-    function loaded() {
-        let script = document.createElement(&quot;script&quot;);
-        script.src = &quot;script-tests/not-found.js&quot;;
-        script.addEventListener('error', function () {
-            document.write(&quot;&lt;script&gt;finishJSTest()&lt;\/script&gt;&quot;);
-        }, false);
-        document.body.appendChild(script);
-    }
-&lt;/script&gt;
-&lt;script src=&quot;../../resources/js-test-post.js&quot;&gt;&lt;/script&gt;
-&lt;/body&gt;
-&lt;/html&gt;
</del></span></pre></div>
<a id="trunkLayoutTestsjsdomdocumentwriteinloadeventexpectedtxt"></a>
<div class="delfile"><h4>Deleted: trunk/LayoutTests/js/dom/document-write-in-load-event-expected.txt (205652 => 205653)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/LayoutTests/js/dom/document-write-in-load-event-expected.txt        2016-09-08 17:49:43 UTC (rev 205652)
+++ trunk/LayoutTests/js/dom/document-write-in-load-event-expected.txt        2016-09-08 18:48:15 UTC (rev 205653)
</span><span class="lines">@@ -1,4 +0,0 @@
</span><del>-PASS successfullyParsed is true
-
-TEST COMPLETE
-
</del></span></pre></div>
<a id="trunkLayoutTestsjsdomdocumentwriteinloadeventhtml"></a>
<div class="delfile"><h4>Deleted: trunk/LayoutTests/js/dom/document-write-in-load-event.html (205652 => 205653)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/LayoutTests/js/dom/document-write-in-load-event.html        2016-09-08 17:49:43 UTC (rev 205652)
+++ trunk/LayoutTests/js/dom/document-write-in-load-event.html        2016-09-08 18:48:15 UTC (rev 205653)
</span><span class="lines">@@ -1,20 +0,0 @@
</span><del>-&lt;!DOCTYPE HTML&gt;
-&lt;html&gt;
-&lt;head&gt;
-&lt;script src=&quot;../../resources/js-test-pre.js&quot;&gt;&lt;/script&gt;
-&lt;/head&gt;
-&lt;body onload=&quot;loaded()&quot;&gt;
-&lt;script&gt;
-    window.jsTestIsAsync = true;
-    function loaded() {
-        let script = document.createElement(&quot;script&quot;);
-        script.src = &quot;script-tests/dummy.js&quot;;
-        script.addEventListener('load', function () {
-            document.write(&quot;&lt;script&gt;finishJSTest()&lt;\/script&gt;&quot;);
-        }, false);
-        document.body.appendChild(script);
-    }
-&lt;/script&gt;
-&lt;script src=&quot;../../resources/js-test-post.js&quot;&gt;&lt;/script&gt;
-&lt;/body&gt;
-&lt;/html&gt;
</del></span></pre></div>
<a id="trunkLayoutTestsjsdomscripttestsdummyjs"></a>
<div class="delfile"><h4>Deleted: trunk/LayoutTests/js/dom/script-tests/dummy.js (205652 => 205653)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/LayoutTests/js/dom/script-tests/dummy.js        2016-09-08 17:49:43 UTC (rev 205652)
+++ trunk/LayoutTests/js/dom/script-tests/dummy.js        2016-09-08 18:48:15 UTC (rev 205653)
</span><span class="lines">@@ -1 +0,0 @@
</span><del>-// Do nothing.
</del></span></pre></div>
<a id="trunkSourceWebCoreChangeLog"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/ChangeLog (205652 => 205653)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/ChangeLog        2016-09-08 17:49:43 UTC (rev 205652)
+++ trunk/Source/WebCore/ChangeLog        2016-09-08 18:48:15 UTC (rev 205653)
</span><span class="lines">@@ -1,3 +1,17 @@
</span><ins>+2016-09-08  Commit Queue  &lt;commit-queue@webkit.org&gt;
+
+        Unreviewed, rolling out r205652.
+        https://bugs.webkit.org/show_bug.cgi?id=161748
+
+        Crashing under ASan (Requested by yusukesuzuki on #webkit).
+
+        Reverted changeset:
+
+        &quot;ScriptRunner should be driven by PendingScript rather than
+        ScriptElement&quot;
+        https://bugs.webkit.org/show_bug.cgi?id=161726
+        http://trac.webkit.org/changeset/205652
+
</ins><span class="cx"> 2016-09-08  Yusuke Suzuki  &lt;utatane.tea@gmail.com&gt;
</span><span class="cx"> 
</span><span class="cx">         ScriptRunner should be driven by PendingScript rather than ScriptElement
</span></span></pre></div>
<a id="trunkSourceWebCoredomScriptElementcpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/dom/ScriptElement.cpp (205652 => 205653)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/dom/ScriptElement.cpp        2016-09-08 17:49:43 UTC (rev 205652)
+++ trunk/Source/WebCore/dom/ScriptElement.cpp        2016-09-08 18:48:15 UTC (rev 205653)
</span><span class="lines">@@ -75,6 +75,11 @@
</span><span class="cx">         m_startLineNumber = m_element.document().scriptableDocumentParser()-&gt;textPosition().m_line;
</span><span class="cx"> }
</span><span class="cx"> 
</span><ins>+ScriptElement::~ScriptElement()
+{
+    stopLoadRequest();
+}
+
</ins><span class="cx"> bool ScriptElement::shouldCallFinishedInsertingSubtree(ContainerNode&amp; insertionPoint)
</span><span class="cx"> {
</span><span class="cx">     return insertionPoint.inDocument() &amp;&amp; !m_parserInserted;
</span><span class="lines">@@ -240,9 +245,11 @@
</span><span class="cx">         ASSERT(m_loadableScript);
</span><span class="cx">         m_willExecuteInOrder = true;
</span><span class="cx">         document.scriptRunner()-&gt;queueScriptForExecution(this, *m_loadableScript, ScriptRunner::IN_ORDER_EXECUTION);
</span><ins>+        m_loadableScript-&gt;addClient(*this);
</ins><span class="cx">     } else if (hasSourceAttribute()) {
</span><span class="cx">         ASSERT(m_loadableScript);
</span><span class="cx">         m_element.document().scriptRunner()-&gt;queueScriptForExecution(this, *m_loadableScript, ScriptRunner::ASYNC_EXECUTION);
</span><ins>+        m_loadableScript-&gt;addClient(*this);
</ins><span class="cx">     } else {
</span><span class="cx">         // Reset line numbering for nested writes.
</span><span class="cx">         TextPosition position = document.isInDocumentWrite() ? TextPosition() : scriptStartPosition;
</span><span class="lines">@@ -329,6 +336,15 @@
</span><span class="cx">     }
</span><span class="cx"> }
</span><span class="cx"> 
</span><ins>+void ScriptElement::stopLoadRequest()
+{
+    if (m_loadableScript) {
+        if (!m_willBeParserExecuted)
+            m_loadableScript-&gt;removeClient(*this);
+        m_loadableScript = nullptr;
+    }
+}
+
</ins><span class="cx"> void ScriptElement::executeScriptAndDispatchEvent(LoadableScript&amp; loadableScript)
</span><span class="cx"> {
</span><span class="cx">     if (Optional&lt;LoadableScript::Error&gt; error = loadableScript.wasErrored()) {
</span><span class="lines">@@ -342,8 +358,16 @@
</span><span class="cx">     }
</span><span class="cx"> }
</span><span class="cx"> 
</span><del>-void ScriptElement::executeScriptForScriptRunner(PendingScript&amp; pendingScript)
</del><ins>+void ScriptElement::executeScriptForScriptRunner(LoadableScript&amp; loadableScript)
</ins><span class="cx"> {
</span><ins>+    ASSERT(!m_willBeParserExecuted);
+    executeScriptAndDispatchEvent(loadableScript);
+    loadableScript.removeClient(*this);
+}
+
+void ScriptElement::executeScriptForHTMLScriptRunner(PendingScript&amp; pendingScript)
+{
+    IgnoreDestructiveWriteCountIncrementer ignoreDestructiveWriteCountIncrementer(&amp;m_element.document());
</ins><span class="cx">     if (auto* loadableScript = pendingScript.loadableScript())
</span><span class="cx">         executeScriptAndDispatchEvent(*loadableScript);
</span><span class="cx">     else {
</span><span class="lines">@@ -353,6 +377,25 @@
</span><span class="cx">     }
</span><span class="cx"> }
</span><span class="cx"> 
</span><ins>+void ScriptElement::notifyFinished(LoadableScript&amp;)
+{
+    ASSERT(!m_willBeParserExecuted);
+
+    // LoadableScript possibly invokes this notifyFinished() more than
+    // once because ScriptElement doesn't unsubscribe itself from
+    // LoadableScript here and does it in execute() instead.
+    // We use m_loadableScript to check if this function is already called.
+    if (!m_loadableScript)
+        return;
+
+    if (m_willExecuteInOrder)
+        m_element.document().scriptRunner()-&gt;notifyScriptReady(this, ScriptRunner::IN_ORDER_EXECUTION);
+    else
+        m_element.document().scriptRunner()-&gt;notifyScriptReady(this, ScriptRunner::ASYNC_EXECUTION);
+
+    m_loadableScript = nullptr;
+}
+
</ins><span class="cx"> bool ScriptElement::ignoresLoadRequest() const
</span><span class="cx"> {
</span><span class="cx">     return m_alreadyStarted || m_isExternalScript || m_parserInserted || !m_element.inDocument();
</span></span></pre></div>
<a id="trunkSourceWebCoredomScriptElementh"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/dom/ScriptElement.h (205652 => 205653)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/dom/ScriptElement.h        2016-09-08 17:49:43 UTC (rev 205652)
+++ trunk/Source/WebCore/dom/ScriptElement.h        2016-09-08 18:48:15 UTC (rev 205653)
</span><span class="lines">@@ -38,9 +38,9 @@
</span><span class="cx"> class ScriptElement;
</span><span class="cx"> class ScriptSourceCode;
</span><span class="cx"> 
</span><del>-class ScriptElement {
</del><ins>+class ScriptElement : private LoadableScriptClient {
</ins><span class="cx"> public:
</span><del>-    virtual ~ScriptElement() { }
</del><ins>+    virtual ~ScriptElement();
</ins><span class="cx"> 
</span><span class="cx">     Element&amp; element() { return m_element; }
</span><span class="cx">     const Element&amp; element() const { return m_element; }
</span><span class="lines">@@ -52,7 +52,8 @@
</span><span class="cx">     WEBCORE_EXPORT String scriptContent() const;
</span><span class="cx">     void executeScript(const ScriptSourceCode&amp;);
</span><span class="cx"> 
</span><del>-    void executeScriptForScriptRunner(PendingScript&amp;);
</del><ins>+    void executeScriptForScriptRunner(LoadableScript&amp;);
+    void executeScriptForHTMLScriptRunner(PendingScript&amp;);
</ins><span class="cx"> 
</span><span class="cx">     // XML parser calls these
</span><span class="cx">     virtual void dispatchLoadEvent() = 0;
</span><span class="lines">@@ -62,7 +63,6 @@
</span><span class="cx">     bool willBeParserExecuted() const { return m_willBeParserExecuted; }
</span><span class="cx">     bool readyToBeParserExecuted() const { return m_readyToBeParserExecuted; }
</span><span class="cx">     bool willExecuteWhenDocumentFinishedParsing() const { return m_willExecuteWhenDocumentFinishedParsing; }
</span><del>-    bool willExecuteInOrder() const { return m_willExecuteInOrder; }
</del><span class="cx">     LoadableScript* loadableScript() { return m_loadableScript.get(); }
</span><span class="cx"> 
</span><span class="cx"> protected:
</span><span class="lines">@@ -92,7 +92,10 @@
</span><span class="cx">     CachedResourceHandle&lt;CachedScript&gt; requestScriptWithCache(const URL&amp;, const String&amp; nonceAttribute, const String&amp; crossoriginAttribute);
</span><span class="cx"> 
</span><span class="cx">     bool requestClassicScript(const String&amp; sourceURL);
</span><ins>+    void stopLoadRequest();
</ins><span class="cx"> 
</span><ins>+    void notifyFinished(LoadableScript&amp;) override;
+
</ins><span class="cx">     virtual String sourceAttributeValue() const = 0;
</span><span class="cx">     virtual String charsetAttributeValue() const = 0;
</span><span class="cx">     virtual String typeAttributeValue() const = 0;
</span></span></pre></div>
<a id="trunkSourceWebCoredomScriptRunnercpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/dom/ScriptRunner.cpp (205652 => 205653)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/dom/ScriptRunner.cpp        2016-09-08 17:49:43 UTC (rev 205652)
+++ trunk/Source/WebCore/dom/ScriptRunner.cpp        2016-09-08 18:48:15 UTC (rev 205653)
</span><span class="lines">@@ -40,20 +40,12 @@
</span><span class="cx"> 
</span><span class="cx"> ScriptRunner::~ScriptRunner()
</span><span class="cx"> {
</span><del>-    for (auto&amp; pendingScript : m_scriptsToExecuteSoon) {
-        UNUSED_PARAM(pendingScript);
</del><ins>+    for (size_t i = 0; i &lt; m_scriptsToExecuteSoon.size(); ++i)
</ins><span class="cx">         m_document.decrementLoadEventDelayCount();
</span><del>-    }
-    for (auto&amp; pendingScript : m_scriptsToExecuteInOrder) {
-        if (pendingScript-&gt;watchingForLoad())
-            pendingScript-&gt;clearClient();
</del><ins>+    for (size_t i = 0; i &lt; m_scriptsToExecuteInOrder.size(); ++i)
</ins><span class="cx">         m_document.decrementLoadEventDelayCount();
</span><del>-    }
-    for (auto&amp; pendingScript : m_pendingAsyncScripts) {
-        if (pendingScript-&gt;watchingForLoad())
-            const_cast&lt;PendingScript&amp;&gt;(pendingScript.get()).clearClient();
</del><ins>+    for (unsigned i = 0; i &lt; m_pendingAsyncScripts.size(); ++i)
</ins><span class="cx">         m_document.decrementLoadEventDelayCount();
</span><del>-    }
</del><span class="cx"> }
</span><span class="cx"> 
</span><span class="cx"> void ScriptRunner::queueScriptForExecution(ScriptElement* scriptElement, LoadableScript&amp; loadableScript, ExecutionType executionType)
</span><span class="lines">@@ -65,17 +57,15 @@
</span><span class="cx"> 
</span><span class="cx">     m_document.incrementLoadEventDelayCount();
</span><span class="cx"> 
</span><del>-    Ref&lt;PendingScript&gt; pendingScript = PendingScript::create(element, loadableScript);
</del><span class="cx">     switch (executionType) {
</span><span class="cx">     case ASYNC_EXECUTION:
</span><del>-        m_pendingAsyncScripts.add(pendingScript.copyRef());
</del><ins>+        m_pendingAsyncScripts.add(scriptElement, PendingScript::create(element, loadableScript));
</ins><span class="cx">         break;
</span><span class="cx"> 
</span><span class="cx">     case IN_ORDER_EXECUTION:
</span><del>-        m_scriptsToExecuteInOrder.append(pendingScript.copyRef());
</del><ins>+        m_scriptsToExecuteInOrder.append(PendingScript::create(element, loadableScript));
</ins><span class="cx">         break;
</span><span class="cx">     }
</span><del>-    pendingScript-&gt;setClient(this);
</del><span class="cx"> }
</span><span class="cx"> 
</span><span class="cx"> void ScriptRunner::suspend()
</span><span class="lines">@@ -89,17 +79,18 @@
</span><span class="cx">         m_timer.startOneShot(0);
</span><span class="cx"> }
</span><span class="cx"> 
</span><del>-void ScriptRunner::notifyFinished(PendingScript&amp; pendingScript)
</del><ins>+void ScriptRunner::notifyScriptReady(ScriptElement* scriptElement, ExecutionType executionType)
</ins><span class="cx"> {
</span><del>-    auto* scriptElement = toScriptElementIfPossible(&amp;pendingScript.element());
-    ASSERT(scriptElement);
-    if (scriptElement-&gt;willExecuteInOrder())
</del><ins>+    switch (executionType) {
+    case ASYNC_EXECUTION:
+        ASSERT(m_pendingAsyncScripts.contains(scriptElement));
+        m_scriptsToExecuteSoon.append(m_pendingAsyncScripts.take(scriptElement)-&gt;ptr());
+        break;
+
+    case IN_ORDER_EXECUTION:
</ins><span class="cx">         ASSERT(!m_scriptsToExecuteInOrder.isEmpty());
</span><del>-    else {
-        ASSERT(m_pendingAsyncScripts.contains(pendingScript));
-        m_scriptsToExecuteSoon.append(m_pendingAsyncScripts.take(pendingScript)-&gt;ptr());
</del><ins>+        break;
</ins><span class="cx">     }
</span><del>-    pendingScript.clearClient();
</del><span class="cx">     m_timer.startOneShot(0);
</span><span class="cx"> }
</span><span class="cx"> 
</span><span class="lines">@@ -125,7 +116,7 @@
</span><span class="cx">         auto* scriptElement = toScriptElementIfPossible(&amp;script-&gt;element());
</span><span class="cx">         ASSERT(scriptElement);
</span><span class="cx">         ASSERT(script-&gt;needsLoading());
</span><del>-        scriptElement-&gt;executeScriptForScriptRunner(*script);
</del><ins>+        scriptElement-&gt;executeScriptForScriptRunner(*script-&gt;loadableScript());
</ins><span class="cx">         m_document.decrementLoadEventDelayCount();
</span><span class="cx">     }
</span><span class="cx"> }
</span></span></pre></div>
<a id="trunkSourceWebCoredomScriptRunnerh"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/dom/ScriptRunner.h (205652 => 205653)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/dom/ScriptRunner.h        2016-09-08 17:49:43 UTC (rev 205652)
+++ trunk/Source/WebCore/dom/ScriptRunner.h        2016-09-08 18:48:15 UTC (rev 205653)
</span><span class="lines">@@ -25,9 +25,8 @@
</span><span class="cx"> 
</span><span class="cx"> #pragma once
</span><span class="cx"> 
</span><del>-#include &quot;PendingScriptClient.h&quot;
</del><span class="cx"> #include &quot;Timer.h&quot;
</span><del>-#include &lt;wtf/HashSet.h&gt;
</del><ins>+#include &lt;wtf/HashMap.h&gt;
</ins><span class="cx"> #include &lt;wtf/Noncopyable.h&gt;
</span><span class="cx"> #include &lt;wtf/Vector.h&gt;
</span><span class="cx"> 
</span><span class="lines">@@ -38,7 +37,7 @@
</span><span class="cx"> class ScriptElement;
</span><span class="cx"> class LoadableScript;
</span><span class="cx"> 
</span><del>-class ScriptRunner : private PendingScriptClient {
</del><ins>+class ScriptRunner {
</ins><span class="cx">     WTF_MAKE_NONCOPYABLE(ScriptRunner); WTF_MAKE_FAST_ALLOCATED;
</span><span class="cx"> public:
</span><span class="cx">     explicit ScriptRunner(Document&amp;);
</span><span class="lines">@@ -54,12 +53,10 @@
</span><span class="cx"> private:
</span><span class="cx">     void timerFired();
</span><span class="cx"> 
</span><del>-    void notifyFinished(PendingScript&amp;) override;
-
</del><span class="cx">     Document&amp; m_document;
</span><span class="cx">     Vector&lt;Ref&lt;PendingScript&gt;&gt; m_scriptsToExecuteInOrder;
</span><span class="cx">     Vector&lt;RefPtr&lt;PendingScript&gt;&gt; m_scriptsToExecuteSoon; // http://www.whatwg.org/specs/web-apps/current-work/#set-of-scripts-that-will-execute-as-soon-as-possible
</span><del>-    HashSet&lt;Ref&lt;PendingScript&gt;&gt; m_pendingAsyncScripts;
</del><ins>+    HashMap&lt;ScriptElement*, Ref&lt;PendingScript&gt;&gt; m_pendingAsyncScripts;
</ins><span class="cx">     Timer m_timer;
</span><span class="cx"> };
</span><span class="cx"> 
</span></span></pre></div>
<a id="trunkSourceWebCorehtmlparserHTMLScriptRunnercpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/html/parser/HTMLScriptRunner.cpp (205652 => 205653)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/html/parser/HTMLScriptRunner.cpp        2016-09-08 17:49:43 UTC (rev 205652)
+++ trunk/Source/WebCore/html/parser/HTMLScriptRunner.cpp        2016-09-08 18:48:15 UTC (rev 205653)
</span><span class="lines">@@ -121,7 +121,7 @@
</span><span class="cx"> 
</span><span class="cx">     if (auto* scriptElement = toScriptElementIfPossible(&amp;pendingScript-&gt;element())) {
</span><span class="cx">         NestingLevelIncrementer nestingLevelIncrementer(m_scriptNestingLevel);
</span><del>-        scriptElement-&gt;executeScriptForScriptRunner(*pendingScript);
</del><ins>+        scriptElement-&gt;executeScriptForHTMLScriptRunner(*pendingScript);
</ins><span class="cx">     }
</span><span class="cx">     ASSERT(!isExecutingScript());
</span><span class="cx"> }
</span></span></pre>
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