Ensure |m_image| is (re-)created in ImageResource::didAddClient()

third_party/WebKit/Source/core/fetch/ImageResource.cpp

Index: third_party/WebKit/Source/core/fetch/ImageResource.cpp
diff --git a/third_party/WebKit/Source/core/fetch/ImageResource.cpp b/third_party/WebKit/Source/core/fetch/ImageResource.cpp
index c10b9a9682ccdc81789ec0b463f4832a8b7b1a9c..de9ecfe8c6197d91c850aa9e92650e92733a150d 100644
--- a/third_party/WebKit/Source/core/fetch/ImageResource.cpp
+++ b/third_party/WebKit/Source/core/fetch/ImageResource.cpp
@@ -115,6 +115,16 @@ void ImageResource::markClientsAndObserversFinished()
     Resource::markClientsAndObserversFinished();
 }
 
+void ImageResource::didAddClient(ResourceClient* client)
+{
+    if (m_data && !m_image && !errorOccurred()) {
+        createImage();
+        m_image->setData(m_data, true);

[hajimehoshi, 2016/07/12 08:38:26]

There is same code in addObserver. How about creating a new function for this
(like ensureImage)?

[hiroshige, 2016/07/12 08:58:21]

Done.

+    }
+
+    Resource::didAddClient(client);
+}
+
 void ImageResource::addObserver(ImageResourceObserver* observer)
 {
     willAddClientOrObserver();