Fire load event for an image even if it was the last image we loaded successfully.

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 3c0d8b679fdac3776145ae9c6e980eae03d51343..91f5cd67bbaf7dc3d8d21c57e78de7c0890ae84e 100644
--- a/Source/core/loader/ImageLoader.cpp
+++ b/Source/core/loader/ImageLoader.cpp
@@ -289,8 +289,11 @@ void ImageLoader::doUpdateFromElement(BypassMainWorldBehavior bypassBehavior, Up
     }
 
     ImageResource* oldImage = m_image.get();
-    if (newImage != oldImage) {
-        sourceImageChanged();
+    if (updateBehavior == UpdateSizeChanged && m_element->layoutObject() && m_element->layoutObject()->isImage() && newImage == oldImage) {
+        toLayoutImage(m_element->layoutObject())->intrinsicSizeChanged();
+    } else {
+        if (newImage != oldImage)
+            sourceImageChanged();
 
         if (m_hasPendingLoadEvent) {
             loadEventSender().cancelEvent(this);
@@ -318,8 +321,6 @@ void ImageLoader::doUpdateFromElement(BypassMainWorldBehavior bypassBehavior, Up
 
         if (oldImage)
             oldImage->removeClient(this);
-    } else if (updateBehavior == UpdateSizeChanged && m_element->layoutObject() && m_element->layoutObject()->isImage()) {
-        toLayoutImage(m_element->layoutObject())->intrinsicSizeChanged();
     }
 
     if (LayoutImageResource* imageResource = layoutImageResource())