Remove unused LayoutObject::getImageAnimationPolicy

Source/core/layout/LayoutObject.cpp

Index: Source/core/layout/LayoutObject.cpp
diff --git a/Source/core/layout/LayoutObject.cpp b/Source/core/layout/LayoutObject.cpp
index ea3e8a38731fcb5579ab27e653bd98016a5963d9..663740b5624c4253e44e4d4f68b20f700f1ad9c0 100644
--- a/Source/core/layout/LayoutObject.cpp
+++ b/Source/core/layout/LayoutObject.cpp
@@ -2912,15 +2912,6 @@ bool LayoutObject::willRenderImage(ImageResource*)
     return document().view()->isVisible();
 }
 
-bool LayoutObject::getImageAnimationPolicy(ImageResource*, ImageAnimationPolicy& policy)
-{
-    if (!document().settings())
-        return false;
-
-    policy = document().settings()->imageAnimationPolicy();
-    return true;
-}
-
 int LayoutObject::caretMinOffset() const
 {
     return 0;