Implement computedRole and computedName (behind a flag)

Source/modules/accessibility/AXSlider.cpp

Index: Source/modules/accessibility/AXSlider.cpp
diff --git a/Source/modules/accessibility/AXSlider.cpp b/Source/modules/accessibility/AXSlider.cpp
index bba5d6766ac8068d1c5968c14b80b1d5ca7cef70..b03de8e2e4ad9232f381fcfd4edf688d22e173ff 100644
--- a/Source/modules/accessibility/AXSlider.cpp
+++ b/Source/modules/accessibility/AXSlider.cpp
@@ -29,6 +29,7 @@
 #include "config.h"
 #include "modules/accessibility/AXSlider.h"
 
+#include "core/dom/AXObjectCache.h"
 #include "core/dom/shadow/ShadowRoot.h"
 #include "core/html/HTMLInputElement.h"
 #include "core/html/shadow/ShadowElementNames.h"
@@ -39,14 +40,14 @@ namespace blink {
 
 using namespace HTMLNames;
 
-AXSlider::AXSlider(RenderObject* renderer)
-    : AXRenderObject(renderer)
+AXSlider::AXSlider(RenderObject* renderer, AXObjectCache* axObjectCache)
+    : AXRenderObject(renderer, axObjectCache)
 {
 }
 
-PassRefPtr<AXSlider> AXSlider::create(RenderObject* renderer)
+PassRefPtr<AXSlider> AXSlider::create(RenderObject* renderer, AXObjectCache* axObjectCache)
 {
-    return adoptRef(new AXSlider(renderer));
+    return adoptRef(new AXSlider(renderer, axObjectCache));
 }
 
 AccessibilityOrientation AXSlider::orientation() const
@@ -130,14 +131,14 @@ HTMLInputElement* AXSlider::element() const
     return toHTMLInputElement(m_renderer->node());
 }
 
-
-AXSliderThumb::AXSliderThumb()
+AXSliderThumb::AXSliderThumb(AXObjectCache* axObjectCache)
+    : AXMockObject(axObjectCache)
 {
 }
 
-PassRefPtr<AXSliderThumb> AXSliderThumb::create()
+PassRefPtr<AXSliderThumb> AXSliderThumb::create(AXObjectCache* axObjectCache)
 {
-    return adoptRef(new AXSliderThumb());
+    return adoptRef(new AXSliderThumb(axObjectCache));
 }
 
 LayoutRect AXSliderThumb::elementRect() const