Switch to using accessibilityEnabled and inlineTextBoxAccessibilityEnabled from settings

Source/core/accessibility/AXRenderObject.cpp

Index: Source/core/accessibility/AXRenderObject.cpp
diff --git a/Source/core/accessibility/AXRenderObject.cpp b/Source/core/accessibility/AXRenderObject.cpp
index a3106b22c7cba331614e7dc8e9cbf8efd4923b1f..ca288abad207e9ef9180b339eef75250dec0634a 100644
--- a/Source/core/accessibility/AXRenderObject.cpp
+++ b/Source/core/accessibility/AXRenderObject.cpp
@@ -44,6 +44,7 @@
 #include "core/editing/VisibleUnits.h"
 #include "core/editing/htmlediting.h"
 #include "core/frame/LocalFrame.h"
+#include "core/frame/Settings.h"
 #include "core/html/HTMLImageElement.h"
 #include "core/html/HTMLLabelElement.h"
 #include "core/html/HTMLOptionElement.h"
@@ -1686,7 +1687,7 @@ void AXRenderObject::textChanged()
     if (!m_renderer)
         return;
 
-    if (AXObjectCache::inlineTextBoxAccessibility() && roleValue() == StaticTextRole)
+    if (document()->settings() && document()->settings()->inlineTextBoxAccessibilityEnabled() && roleValue() == StaticTextRole)
         childrenChanged();
 
     // Do this last - AXNodeObject::textChanged posts live region announcements,
@@ -1763,7 +1764,7 @@ int AXRenderObject::indexForVisiblePosition(const VisiblePosition& pos) const
 
 void AXRenderObject::addInlineTextBoxChildren()
 {
-    if (!axObjectCache()->inlineTextBoxAccessibility())
+    if (!document()->settings() || !document()->settings()->inlineTextBoxAccessibilityEnabled())
         return;
 
     if (!renderer() || !renderer()->isText())
@@ -2031,6 +2032,9 @@ AXSVGRoot* AXRenderObject::remoteSVGRootElement() const
     if (!doc || !doc->isSVGDocument())
         return 0;
 
+    if (doc->settings() && !doc->settings()->accessibilityEnabled())
+        doc->settings()->setAccessibilityEnabled(true);
+
     SVGSVGElement* rootElement = doc->accessSVGExtensions().rootElement();
     if (!rootElement)
         return 0;