Move IA2 Role handling to AXPlatformNodeWin.

content/browser/accessibility/browser_accessibility_com_win.h

Index: content/browser/accessibility/browser_accessibility_com_win.h
diff --git a/content/browser/accessibility/browser_accessibility_com_win.h b/content/browser/accessibility/browser_accessibility_com_win.h
index 511ba1f0419adac919a4489acaa75b53ea259ae4..082580bf19ce25beee0b7176b5a11436e0c45519 100644
--- a/content/browser/accessibility/browser_accessibility_com_win.h
+++ b/content/browser/accessibility/browser_accessibility_com_win.h
@@ -727,8 +727,6 @@ class __declspec(uuid("562072fe-3390-43b1-9e2c-dd4118f5ac79"))
 
  private:
   // Private accessors.
-  int32_t ia2_role() const { return win_attributes_->ia2_role; }
-
   const std::vector<base::string16>& ia2_attributes() const {
     return win_attributes_->ia2_attributes;
   }
@@ -776,10 +774,6 @@ class __declspec(uuid("562072fe-3390-43b1-9e2c-dd4118f5ac79"))
   // Does not return a new reference.
   BrowserAccessibilityComWin* GetTargetFromChildID(const VARIANT& var_id);
 
-  // Initialize the role and state metadata from the role enum and state
-  // bitmasks defined in ui::AXNodeData.
-  void InitRoleAndState();
-
   // Retrieve the value of an attribute from the string attribute map and
   // if found and nonempty, allocate a new BSTR (with SysAllocString)
   // and return S_OK. If not found or empty, return S_FALSE.