[M60 Merge] No AX objects for comments and other irrelevant node types

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

Index: third_party/WebKit/Source/modules/accessibility/AXObjectImpl.cpp
diff --git a/third_party/WebKit/Source/modules/accessibility/AXObjectImpl.cpp b/third_party/WebKit/Source/modules/accessibility/AXObjectImpl.cpp
index 3ad283b756eee3dc8687f0dfd1e18f35a5e634c4..ce0cfd7dcc61f7d9f21f2c835483220f2c002b3a 100644
--- a/third_party/WebKit/Source/modules/accessibility/AXObjectImpl.cpp
+++ b/third_party/WebKit/Source/modules/accessibility/AXObjectImpl.cpp
@@ -827,11 +827,7 @@ bool AXObjectImpl::IsPresentationalChild() const {
 }
 
 bool AXObjectImpl::CanReceiveAccessibilityFocus() const {
-  const Node* node = this->GetNode();
-  if (!node)
-    return false;
-
-  const Element* elem = ToElement(node);
+  const Element* elem = GetElement();
   if (!elem)
     return false;