diff --git a/dom/base/Element.cpp b/dom/base/Element.cpp
index de6d09ed1d92..2bd1e78bab07 100644
--- a/dom/base/Element.cpp
+++ b/dom/base/Element.cpp
@@ -3186,7 +3186,7 @@ Element::MozRequestPointerLock()
 }
 
 void
-Element::GetAnimationPlayers(nsTArray<nsRefPtr<AnimationPlayer> >& aPlayers)
+Element::GetAnimations(nsTArray<nsRefPtr<AnimationPlayer> >& aAnimations)
 {
   nsIDocument* doc = GetComposedDoc();
   if (doc) {
@@ -3208,7 +3208,7 @@ Element::GetAnimationPlayers(nsTArray<nsRefPtr<AnimationPlayer> >& aPlayers)
          playerIdx++) {
       AnimationPlayer* player = collection->mPlayers[playerIdx];
       if (player->IsRelevant()) {
-        aPlayers.AppendElement(player);
+        aAnimations.AppendElement(player);
       }
     }
   }
diff --git a/dom/base/Element.h b/dom/base/Element.h
index 100243f496e1..e21dd5395bc8 100644
--- a/dom/base/Element.h
+++ b/dom/base/Element.h
@@ -808,7 +808,11 @@ public:
   {
   }
 
-  void GetAnimationPlayers(nsTArray<nsRefPtr<AnimationPlayer> >& aPlayers);
+  void GetAnimations(nsTArray<nsRefPtr<AnimationPlayer> >& aAnimations);
+  // Temporary alias (bug 1145246)
+  void GetAnimationPlayers(nsTArray<nsRefPtr<AnimationPlayer> >& aAnimations) {
+    GetAnimations(aAnimations);
+  }
 
   NS_IMETHOD GetInnerHTML(nsAString& aInnerHTML);
   virtual void SetInnerHTML(const nsAString& aInnerHTML, ErrorResult& aError);
diff --git a/dom/webidl/Animatable.webidl b/dom/webidl/Animatable.webidl
index 93101adf12fe..8cda54b0bc51 100644
--- a/dom/webidl/Animatable.webidl
+++ b/dom/webidl/Animatable.webidl
@@ -12,6 +12,10 @@
 
 [NoInterfaceObject]
 interface Animatable {
+  // Temporary alias for getAnimations (bug 1145246)
   [Func="nsDocument::IsWebAnimationsEnabled"]
   sequence<AnimationPlayer> getAnimationPlayers();
+
+  [Func="nsDocument::IsWebAnimationsEnabled"]
+  sequence<AnimationPlayer> getAnimations();
 };
diff --git a/dom/webidl/AnimationTimeline.webidl b/dom/webidl/AnimationTimeline.webidl
index 83d1f57e32dc..14d67254ba31 100644
--- a/dom/webidl/AnimationTimeline.webidl
+++ b/dom/webidl/AnimationTimeline.webidl
@@ -16,5 +16,5 @@ interface AnimationTimeline {
   readonly attribute double? currentTime;
   // Not yet implemented:
   // AnimationPlayer            play (optional TimedItem? source = null);
-  // sequence<AnimationPlayer>  getAnimationPlayers ();
+  // sequence<AnimationPlayer>  getAnimations ();
 };