mozilla-beta: changeset 164745:a59a7c31965af2165090178b7dda0bf88bd40999

author	Olli Pettay <Olli.Pettay@helsinki.fi>
	Wed, 16 Oct 2013 11:42:28 +0300
changeset 164745	a59a7c31965af2165090178b7dda0bf88bd40999
parent 164693	afae5911a1e04d6eb72b231f954fb75806b66d95
child 164746	1ac241025daf6cc231e46d88de0f412b6fac054c
push id	3066
push user	akeybl@mozilla.com
push date	Mon, 09 Dec 2013 19:58:46 +0000
treeherder	mozilla-beta@a31a0dce83aa [default view] [failures only]
perfherder	[talos] [build metrics] [platform microbench] (compared to previous push)
reviewers	khuey
bugs	926690
milestone	27.0a1
first release with	nightly linux32 423b9c30c73d / 27.0a1 / 20131017030201 / files nightly linux64 423b9c30c73d / 27.0a1 / 20131017030201 / files nightly mac 423b9c30c73d / 27.0a1 / 20131017030201 / files nightly win32 423b9c30c73d / 27.0a1 / 20131017030201 / files nightly win64 423b9c30c73d / 27.0a1 / 20131017030201 / files
last release without	nightly linux32 9f63bbc00527 / 27.0a1 / 20131016030202 / files nightly linux64 9f63bbc00527 / 27.0a1 / 20131016030202 / files nightly mac 9f63bbc00527 / 27.0a1 / 20131016030202 / files nightly win32 9f63bbc00527 / 27.0a1 / 20131016030202 / files nightly win64 9f63bbc00527 / 27.0a1 / 20131016030202 / files

--- a/dom/browser-element/BrowserElementParent.cpp
+++ b/dom/browser-element/BrowserElementParent.cpp
@@ -297,16 +297,17 @@ private:
   nsRefPtr<TabParent> mTabParent;
   const CSSRect mContentRect;
   const CSSSize mContentSize;
 };
 
 NS_IMETHODIMP DispatchAsyncScrollEventRunnable::Run()
 {
   nsCOMPtr<Element> frameElement = mTabParent->GetOwnerElement();
+  NS_ENSURE_STATE(frameElement);
   nsIDocument *doc = frameElement->OwnerDoc();
   nsCOMPtr<nsIGlobalObject> globalObject = doc->GetScopeObject();
   NS_ENSURE_TRUE(globalObject, NS_ERROR_UNEXPECTED);
 
   // Create the event's detail object.
   AsyncScrollEventDetail detail;
   detail.mLeft = mContentRect.x;
   detail.mTop = mContentRect.y;