Add CSS image-orientation: from-image

Source/core/layout/LayoutObject.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2000 Dirk Mueller (mueller@kde.org)
  *           (C) 2004 Allan Sandfeld Jensen (kde@carewolf.com)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2011 Apple Inc. All rights reserved.
  * Copyright (C) 2009 Google Inc. All rights reserved.
  * Copyright (C) 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  *
  * This library is free software; you can redistribute it and/or
@@ skipping 2304 matching lines @@
         if (bodyObject)
             return bodyObject;
     }
 
     return this;
 }
 
 RespectImageOrientationEnum LayoutObject::shouldRespectImageOrientation() const
 {
     // Respect the image's orientation if it's being used as a full-page image or it's
     // an <img> and the setting to respect it everywhere is set.

[Noel Gordon, 2015/06/12 16:21:04]

Comment out of date.

[rwlbuis, 2015/06/15 17:21:52]

Done.

     return document().isImageDocument()

[Noel Gordon, 2015/06/12 16:21:04]

Let's break this up into individual if statements, it's tending to unwieldy :)

Also, for the image document case, add a // FIXME: crbug.com/XXXXXX ...
as a reminder.

[rwlbuis, 2015/06/15 17:21:52]

Done. Forgot about the breaking up though, will fix.

-        || (document().settings() && document().settings()->shouldRespectImageOrientation() && isHTMLImageElement(node())) ? RespectImageOrientation : DoNotRespectImageOrientation;
+        || (((document().settings() && document().settings()->shouldRespectImageOrientation()) || (style() && style()->respectImageOrientation() == RespectImageOrientation)) && isHTMLImageElement(node())) ? RespectImageOrientation : DoNotRespectImageOrientation;
+
 }
 
 LayoutObject* LayoutObject::container(const LayoutBoxModelObject* paintInvalidationContainer, bool* paintInvalidationContainerSkipped) const
 {
     if (paintInvalidationContainerSkipped)
         *paintInvalidationContainerSkipped = false;
 
     // This method is extremely similar to containingBlock(), but with a few notable
     // exceptions.
     // (1) It can be used on orphaned subtrees, i.e., it can be called safely even when
@@ skipping 971 matching lines @@
         const blink::LayoutObject* root = object1;
         while (root->parent())
             root = root->parent();
         root->showLayoutTreeAndMark(object1, "*", object2, "-", 0);
     } else {
         fprintf(stderr, "Cannot showLayoutTree. Root is (nil)\n");
     }
 }
 
 #endif