Bug 1264526 - process ARIA owns relocations for in-the-document accessibles only, r=yzen

accessible/base/NotificationController.cpp

@@ -390,8 +390,10 @@ NotificationController::WillRefresh(mozilla::TimeStamp aTime)
 
   // Process relocation list.
   for (uint32_t idx = 0; idx < mRelocations.Length(); idx++) {
+    if (mRelocations[idx]->IsInDocument()) {
       mDocument->DoARIAOwnsRelocation(mRelocations[idx]);
     }
+  }
   mRelocations.Clear();
 
   // If a generic notification occurs after this point then we may be allowed to

accessible/tests/mochitest/treeupdate/test_ariaowns.html

@@ -480,7 +480,6 @@
 
       this.invoke = function removeNotARIAOwnedEl_invoke()
       {
-        dumpTree(aContainer, "before");
         var tree = {
           SECTION: [
             { TEXT_LEAF: [ ] },
@@ -494,7 +493,6 @@
 
       this.finalCheck = function removeNotARIAOwnedEl_finalCheck()
       {
-        dumpTree(aContainer, "after");
         var tree = {
           SECTION: [
             { GROUPING: [ ] }
@@ -509,6 +507,25 @@
       }
     }
 
+    function setARIAOwnsOnElToRemove(aParent, aChild)
+    {
+      this.eventSeq = [
+        new invokerChecker(EVENT_HIDE, getAccessible(aParent))
+      ];
+
+      this.invoke = function setARIAOwnsOnElToRemove_invoke()
+      {
+        getNode(aChild).setAttribute("aria-owns", "no_id");
+        getNode(aParent).removeChild(getNode(aChild));
+        getNode(aParent).parentNode.removeChild(getNode(aParent));
+      }
+
+      this.getID = function setARIAOwnsOnElToRemove_getID()
+      {
+        return `set ARIA owns on an element, and then remove it, and then remove its parent`;
+      }
+    }
+
 
     ////////////////////////////////////////////////////////////////////////////
     // Test
@@ -555,6 +572,8 @@
 
       gQueue.push(new removeNotARIAOwnedEl("t6_container", "t6_span"));
 
+      gQueue.push(new setARIAOwnsOnElToRemove("t7_parent", "t7_child"));
+
       gQueue.invoke(); // SimpleTest.finish() will be called in the end
     }
 
@@ -607,6 +626,12 @@
     <span id="t6_span">hey</span>
   </div>
   <div id="t6_fake" role="group"></div>
+
+  <div id="t7_container">
+    <div id="t7_parent">
+      <div id="t7_child"></div>
+    </div>
+  </div>
 </body>
 
 </html>