Clean up accessibility enums for use in Chromium.

Source/core/editing/DeleteFromTextNodeCommand.cpp

Index: Source/core/editing/DeleteFromTextNodeCommand.cpp
diff --git a/Source/core/editing/DeleteFromTextNodeCommand.cpp b/Source/core/editing/DeleteFromTextNodeCommand.cpp
index 97bf22b456ebbd13a43cb03ef1314cb92807b5e0..b4c03bfb58dd0e9d8fc9e25ecfe2e921bb664103 100644
--- a/Source/core/editing/DeleteFromTextNodeCommand.cpp
+++ b/Source/core/editing/DeleteFromTextNodeCommand.cpp
@@ -27,7 +27,6 @@
 #include "core/editing/DeleteFromTextNodeCommand.h"
 
 #include "bindings/v8/ExceptionStatePlaceholder.h"
-#include "core/accessibility/AXObjectCache.h"
 #include "core/dom/Document.h"
 #include "core/dom/Text.h"
 
@@ -56,10 +55,6 @@ void DeleteFromTextNodeCommand::doApply()
     if (es.hadException())
         return;
 
-    // Need to notify this before actually deleting the text
-    if (AXObjectCache* cache = document()->existingAXObjectCache())
-        cache->nodeTextChangeNotification(m_node.get(), AXObjectCache::AXTextDeleted, m_offset, m_text);
-
     m_node->deleteData(m_offset, m_count, es);
 }
 
@@ -71,9 +66,6 @@ void DeleteFromTextNodeCommand::doUnapply()
         return;
 
     m_node->insertData(m_offset, m_text, IGNORE_EXCEPTION_STATE);
-
-    if (AXObjectCache* cache = document()->existingAXObjectCache())
-        cache->nodeTextChangeNotification(m_node.get(), AXObjectCache::AXTextInserted, m_offset, m_text);
 }
 
 #ifndef NDEBUG