[SCM] WebKit Debian packaging branch, debian/unstable, updated. debian/1.1.18-1-697-g2f78b87
ap at apple.com
ap at apple.com
Wed Jan 20 22:28:25 UTC 2010
The following commit has been merged in the debian/unstable branch:
commit 5d75629e2bbb71e54638eb994728d2f6d95a6a99
Author: ap at apple.com <ap at apple.com@268f45cc-cd09-0410-ab3c-d52691b4dbfc>
Date: Mon Jan 18 22:51:22 2010 +0000
Reviewed by Geoffrey Garen.
https://bugs.webkit.org/show_bug.cgi?id=33813
<rdar://problem/7545104> Crash when using DOMApplicationCache from a destroyed frame
Test: http/tests/appcache/destroyed-frame.html
* loader/appcache/DOMApplicationCache.cpp:
(WebCore::DOMApplicationCache::scriptExecutionContext): Return null when there is no frame.
git-svn-id: http://svn.webkit.org/repository/webkit/trunk@53433 268f45cc-cd09-0410-ab3c-d52691b4dbfc
diff --git a/LayoutTests/ChangeLog b/LayoutTests/ChangeLog
index cce7048..00da5f5 100644
--- a/LayoutTests/ChangeLog
+++ b/LayoutTests/ChangeLog
@@ -1,3 +1,13 @@
+2010-01-18 Alexey Proskuryakov <ap at apple.com>
+
+ Reviewed by Geoffrey Garen.
+
+ https://bugs.webkit.org/show_bug.cgi?id=33813
+ <rdar://problem/7545104> Crash when using DOMApplicationCache from a destroyed frame
+
+ * http/tests/appcache/destroyed-frame-expected.txt: Added.
+ * http/tests/appcache/destroyed-frame.html: Added.
+
2010-01-18 Dan Bernstein <mitz at apple.com>
Reviewed by Darin Adler.
diff --git a/LayoutTests/http/tests/appcache/destroyed-frame-expected.txt b/LayoutTests/http/tests/appcache/destroyed-frame-expected.txt
new file mode 100644
index 0000000..7050859
--- /dev/null
+++ b/LayoutTests/http/tests/appcache/destroyed-frame-expected.txt
@@ -0,0 +1,5 @@
+Test for bug 33813: Crash when using DOMApplicationCache from a destroyed frame.
+
+PASS if didn't crash.
+
+
diff --git a/LayoutTests/http/tests/appcache/destroyed-frame.html b/LayoutTests/http/tests/appcache/destroyed-frame.html
new file mode 100644
index 0000000..c1dd731
--- /dev/null
+++ b/LayoutTests/http/tests/appcache/destroyed-frame.html
@@ -0,0 +1,52 @@
+<body onload="test()">
+<p>Test for <a href="https://bugs.webkit.org/show_bug.cgi?id=33813">bug 33813</a>: Crash when using DOMApplicationCache from a destroyed frame.</p>
+<p>PASS if didn't crash.</p>
+<iframe src="about:blank"></iframe>
+
+<script>
+
+function gc()
+{
+ if (window.GCController)
+ return GCController.collect();
+
+ for (var i = 0; i < 10000; i++) { // > force garbage collection (FF requires about 9K allocations before a collect)
+ var s = new String("");
+ }
+}
+
+if (window.layoutTestController) {
+ layoutTestController.dumpAsText();
+ layoutTestController.waitUntilDone();
+}
+
+var ifrCache;
+
+function test()
+{
+ ifrCache = frames[0].applicationCache;
+ document.body.removeChild(document.getElementsByTagName("iframe")[0]);
+ setTimeout(function() {
+ gc();
+ ifrCache.onchecking = function() { }
+ ifrCache.onerror = function() { }
+ ifrCache.onnoupdate = function() { }
+ ifrCache.ondownloading = function() { }
+ ifrCache.onprogress = function() { }
+ ifrCache.onupdateready = function() { }
+ ifrCache.oncached = function() { }
+ ifrCache.onobsolete = function() { }
+ ifrCache.addEventListener("error", function() { }, true);
+
+ var evt = document.createEvent("Event");
+ evt.initEvent("error", true, true);
+ ifrCache.dispatchEvent(evt);
+
+ try { ifrCache.update(); } catch (ex) { }
+ try { ifrCache.swapCache(); } catch (ex) { }
+
+ if (window.layoutTestController)
+ layoutTestController.notifyDone();
+ }, 0);
+}
+</script>
diff --git a/WebCore/ChangeLog b/WebCore/ChangeLog
index 12661ff..2ac9129 100644
--- a/WebCore/ChangeLog
+++ b/WebCore/ChangeLog
@@ -1,3 +1,15 @@
+2010-01-18 Alexey Proskuryakov <ap at apple.com>
+
+ Reviewed by Geoffrey Garen.
+
+ https://bugs.webkit.org/show_bug.cgi?id=33813
+ <rdar://problem/7545104> Crash when using DOMApplicationCache from a destroyed frame
+
+ Test: http/tests/appcache/destroyed-frame.html
+
+ * loader/appcache/DOMApplicationCache.cpp:
+ (WebCore::DOMApplicationCache::scriptExecutionContext): Return null when there is no frame.
+
2010-01-18 Dan Bernstein <mitz at apple.com>
Reviewed by Darin Adler.
diff --git a/WebCore/loader/appcache/DOMApplicationCache.cpp b/WebCore/loader/appcache/DOMApplicationCache.cpp
index 29c1bd5..f51402c 100644
--- a/WebCore/loader/appcache/DOMApplicationCache.cpp
+++ b/WebCore/loader/appcache/DOMApplicationCache.cpp
@@ -87,8 +87,9 @@ void DOMApplicationCache::swapCache(ExceptionCode& ec)
ScriptExecutionContext* DOMApplicationCache::scriptExecutionContext() const
{
- ASSERT(m_frame);
- return m_frame->document();
+ if (m_frame)
+ return m_frame->document();
+ return 0;
}
const AtomicString& DOMApplicationCache::toEventType(ApplicationCacheHost::EventID id)
--
WebKit Debian packaging
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