Fix distorted image issue when open some images in a new browser window.

Source/core/html/ImageDocument.cpp

Index: Source/core/html/ImageDocument.cpp
diff --git a/Source/core/html/ImageDocument.cpp b/Source/core/html/ImageDocument.cpp
index d5d8eb2d399b021118858d7581e75f739f110525..a26ab8cb263370b356de32e727a2b5449dc57429 100644
--- a/Source/core/html/ImageDocument.cpp
+++ b/Source/core/html/ImageDocument.cpp
@@ -130,6 +130,9 @@ void ImageDocumentParser::appendBytes(const char* data, size_t length)
         return;
 
     document()->cachedImage()->appendData(data, length);
+    // Make sure the image renderer gets created because we need the renderer
+    // to read the aspect ratio. See crbug.com/320244
+    document()->updateStyleIfNeeded();
     document()->imageUpdated();
 }