Merge 106636 - Crash when trying to add a timer to a detached document.

Source/WebCore/page/DOMTimer.cpp

 /*
  * Copyright (C) 2008 Apple Inc. All Rights Reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
  *    documentation and/or other materials provided with the distribution.
  *
  * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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  */
 
 #include "config.h"
 #include "DOMTimer.h"
 
+#include "Document.h"
 #include "InspectorInstrumentation.h"
 #include "ScheduledAction.h"
 #include "ScriptExecutionContext.h"
 #include "UserGestureIndicator.h"
 #include <wtf/HashSet.h>
 #include <wtf/StdLibExtras.h>
 
 using namespace std;
 
 namespace WebCore {
@@ skipping 23 matching lines @@
 }
 
 DOMTimer::DOMTimer(ScriptExecutionContext* context, PassOwnPtr<ScheduledAction> action, int interval, bool singleShot)
     : SuspendableTimer(context)
     , m_timeoutId(timeoutId())
     , m_nestingLevel(timerNestingLevel + 1)
     , m_action(action)
     , m_originalInterval(interval)
     , m_shouldForwardUserGesture(shouldForwardUserGesture(interval, m_nestingLevel))
 {
+    // FIXME: remove once we found out the root cause for http://webkit.org/b/77370
+    if (scriptExecutionContext()->isDocument() && !static_cast<Document*>(scriptExecutionContext())->frame())
+        CRASH();
     scriptExecutionContext()->addTimeout(m_timeoutId, this);
 
     double intervalMilliseconds = intervalClampedToMinimum(interval, context->minimumTimerInterval());
     if (singleShot)
         startOneShot(intervalMilliseconds);
     else
         startRepeating(intervalMilliseconds);
 }
 
 DOMTimer::~DOMTimer()
@@ skipping 104 matching lines @@
 double DOMTimer::intervalClampedToMinimum(int timeout, double minimumTimerInterval) const
 {
     double intervalMilliseconds = max(oneMillisecond, timeout * oneMillisecond);
 
     if (intervalMilliseconds < minimumTimerInterval && m_nestingLevel >= maxTimerNestingLevel)
         intervalMilliseconds = minimumTimerInterval;
     return intervalMilliseconds;
 }
 
 } // namespace WebCore