# HG changeset patch
# User Mihai Volmer <mvolmer@mozilla.com>
# Date 1440202994 25200
#      Fri Aug 21 17:23:14 2015 -0700
# Node ID e01199052fdb5a9889d67283789918430d1b289f
# Parent  22c34579ae0720e7d3dc39a22b9d33f13bc0198b
Bug 1024343: The document should not stop animations when it is being swapped. r=smaug

diff --git a/dom/base/nsDocument.cpp b/dom/base/nsDocument.cpp
--- a/dom/base/nsDocument.cpp
+++ b/dom/base/nsDocument.cpp
@@ -9266,17 +9266,20 @@ nsDocument::OnPageHide(bool aPersisted,
     // move us around.
     mIsShowing = false;
   }
 
   if (mAnimationController) {
     mAnimationController->OnPageHide();
   }
 
-  if (aPersisted) {
+  // We do not stop the animations (bug 1024343)
+  // when the page is refreshing while being dragged out
+  nsDocShell* docShell = mDocumentContainer.get();
+  if (aPersisted && !(docShell && docShell->InFrameSwap())) {
     SetImagesNeedAnimating(false);
   }
 
   MozExitPointerLock();
 
   // Now send out a PageHide event.
   nsCOMPtr<EventTarget> target = aDispatchStartTarget;
   if (!target) {