Check the condition for animation policy of bitmapImage on notifyFinished.

Source/core/loader/ImageLoader.cpp

Index: Source/core/loader/ImageLoader.cpp
diff --git a/Source/core/loader/ImageLoader.cpp b/Source/core/loader/ImageLoader.cpp
index 5d76b7f9356a4b695a91d8490d68b6b8ad0fd7b0..9fd4e87f6af8d53c2241aa4bfafdce819092f4ac 100644
--- a/Source/core/loader/ImageLoader.cpp
+++ b/Source/core/loader/ImageLoader.cpp
@@ -389,6 +389,11 @@ void ImageLoader::notifyFinished(Resource* resource)
     ASSERT(resource == m_image.get());
 
     m_imageComplete = true;
+
+    // Update ImageAnimationPolicy for m_image.
+    if (m_image)
+        m_image->updateImageAnimationPolicy();
+
     updateRenderer();
 
     if (!m_hasPendingLoadEvent)