Bug 751497 - replace nsHTMLSelectOptionAccessible::GetSelectState by nice inline, r=surkov, f=hub

accessible/src/html/nsHTMLSelectAccessible.cpp

@@ -265,9 +265,12 @@ nsHTMLSelectOptionAccessible::NativeState()
   // because we don't want EDITABLE or SELECTABLE_TEXT
   PRUint64 state = nsAccessible::NativeState();
 
-  PRUint64 selectState = 0;
-  nsIContent* selectContent = GetSelectState(&selectState);
-  if (!selectContent || selectState & states::INVISIBLE)
+  nsAccessible* select = GetSelect();
+  if (!select)
+    return state;
+
+  PRUint64 selectState = select->State();
+  if (selectState & states::INVISIBLE)
     return state;
 
   // Focusable and selectable
@@ -391,30 +394,6 @@ nsHTMLSelectOptionAccessible::ContainerWidget() const
   return mParent && mParent->IsListControl() ? mParent : nsnull;
 }
 
-////////////////////////////////////////////////////////////////////////////////
-// nsHTMLSelectOptionAccessible: private methods
-
-nsIContent*
-nsHTMLSelectOptionAccessible::GetSelectState(PRUint64* aState)
-{
-  *aState = 0;
-
-  nsIContent* selectNode = mContent;
-  while (selectNode && selectNode->Tag() != nsGkAtoms::select) {
-    selectNode = selectNode->GetParent();
-  }
-
-  if (selectNode) {
-    nsAccessible* select = mDoc->GetAccessible(selectNode);
-    if (select) {
-      *aState = select->State();
-      return selectNode;
-    }
-  }
-  return nsnull; 
-}
-
-
 ////////////////////////////////////////////////////////////////////////////////
 // nsHTMLSelectOptGroupAccessible
 ////////////////////////////////////////////////////////////////////////////////

accessible/src/html/nsHTMLSelectAccessible.h

@@ -133,11 +133,17 @@ public:
 private:
   
   /**
-   * Get Select element's accessible state
-   * @param aState, Select element state
-   * @return Select element content, returns null if not avaliable
+   * Return a select accessible the option belongs to if any.
    */ 
-  nsIContent* GetSelectState(PRUint64* aState);
+  nsAccessible* GetSelect() const
+  {
+    if (mParent && mParent->IsListControl()) {
+      nsAccessible* combobox = mParent->Parent();
+      return combobox && combobox->IsCombobox() ? combobox : mParent;
+    }
+
+    return nsnull;
+  }
 
   /**
    * Return a combobox accessible the option belongs to if any.
@@ -146,7 +152,7 @@ private:
   {
     if (mParent && mParent->IsListControl()) {
       nsAccessible* combobox = mParent->Parent();
-      return combobox->IsCombobox() ? combobox : nsnull;
+      return combobox && combobox->IsCombobox() ? combobox : nsnull;
     }
 
     return nsnull;