Revert of Reland #2: Ensure WebView notifies desktop automation on creation, destruction, and change Original

ui/views/accessibility/ax_aura_obj_cache.h

Index: ui/views/accessibility/ax_aura_obj_cache.h
diff --git a/ui/views/accessibility/ax_aura_obj_cache.h b/ui/views/accessibility/ax_aura_obj_cache.h
index a8316b5b82182bfba868e3b4e11b3732dd33e651..6e5d9e829a9b957abe5034b17905bab227bd136f 100644
--- a/ui/views/accessibility/ax_aura_obj_cache.h
+++ b/ui/views/accessibility/ax_aura_obj_cache.h
@@ -52,9 +52,6 @@
   // Remove a cached entry based on an id.
   void Remove(int32 id);
 
-  // Indicates if this object's currently being destroyed.
-  bool is_destroying() { return is_destroying_; }
-
  private:
   friend struct DefaultSingletonTraits<AXAuraObjCache>;
 
@@ -78,9 +75,6 @@
   std::map<int32, AXAuraObjWrapper*> cache_;
   int32 current_id_;
 
-  // True immediately when entering this object's destructor.
-  bool is_destroying_;
-
   DISALLOW_COPY_AND_ASSIGN(AXAuraObjCache);
 };