Move AX local bounding box calculation into LayoutObject

third_party/WebKit/Source/modules/accessibility/AXObject.cpp

 /*
  * Copyright (C) 2008, 2009, 2011 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
@@ skipping 21 matching lines @@
 #include "core/css/resolver/StyleResolver.h"
 #include "core/editing/EditingUtilities.h"
 #include "core/editing/VisibleUnits.h"
 #include "core/frame/FrameView.h"
 #include "core/frame/LocalFrame.h"
 #include "core/frame/Settings.h"
 #include "core/html/HTMLDialogElement.h"
 #include "core/html/HTMLFrameOwnerElement.h"
 #include "core/html/parser/HTMLParserIdioms.h"
 #include "core/layout/LayoutBox.h"
-#include "core/layout/LayoutInline.h"
-#include "core/layout/LayoutTheme.h"
 #include "modules/accessibility/AXObjectCacheImpl.h"
 #include "platform/UserGestureIndicator.h"
 #include "platform/text/PlatformLocale.h"
 #include "wtf/HashSet.h"
 #include "wtf/StdLibExtras.h"
 #include "wtf/text/WTFString.h"
 
 using blink::WebLocalizedString;
 
 namespace blink {
@@ skipping 1300 matching lines @@
             if (container->isScrollableContainer() || containerLayoutObject->hasLayer())
                 break;
         }
 
         container = container->parentObjectUnignored();
     }
 
     if (!container)
         return;
     *outContainer = container;
-
-    // Next get the local bounds of this LayoutObject, which is typically
-    // a rect at point (0, 0) with the width and height of the LayoutObject.
-    LayoutRect localBounds;
-    if (layoutObject->isText()) {
-        Vector<FloatQuad> quads;
-        toLayoutText(layoutObject)->quads(quads, LayoutText::ClipToEllipsis, LayoutText::LocalQuads);
-        for (const FloatQuad& quad : quads)
-            localBounds.unite(LayoutRect(quad.boundingBox()));
-    } else if (layoutObject->isLayoutInline()) {
-        Vector<LayoutRect> rects;
-        toLayoutInline(layoutObject)->addOutlineRects(rects, LayoutPoint(), LayoutObject::IncludeBlockVisualOverflow);
-        localBounds = unionRect(rects);
-    } else if (layoutObject->isBox()) {
-        localBounds = LayoutRect(LayoutPoint(), toLayoutBox(layoutObject)->size());
-    } else if (layoutObject->isSVG()) {
-        localBounds = LayoutRect(layoutObject->strokeBoundingBox());
-    } else {
-        DCHECK(false);
-    }
-    outBoundsInContainer = FloatRect(localBounds);
+    outBoundsInContainer = layoutObject->localBoundingBoxRectForAccessibility();
 
     // If the container has a scroll offset, subtract that out because we want our
     // bounds to be relative to the *unscrolled* position of the container object.
     ScrollableArea* scrollableArea = container->getScrollableAreaIfScrollable();
     if (scrollableArea && !container->isWebArea()) {
         IntPoint scrollPosition = scrollableArea->scrollPosition();
         outBoundsInContainer.move(FloatSize(scrollPosition.x(), scrollPosition.y()));
     }
 
     // Compute the transform between the container's coordinate space and this object.
@@ skipping 423 matching lines @@
 
 DEFINE_TRACE(AXObject)
 {
     visitor->trace(m_children);
     visitor->trace(m_parent);
     visitor->trace(m_cachedLiveRegionRoot);
     visitor->trace(m_axObjectCache);
 }
 
 } // namespace blink