Remove spellchecker feedback.

third_party/WebKit/public/web/WebTextCheckingResult.h

 /*
  * Copyright (C) 2010 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 27 matching lines @@
 namespace blink {
 
 struct TextCheckingResult;
 
 // A checked entry of text checking.
 struct WebTextCheckingResult {
     WebTextCheckingResult()
         : decoration(WebTextDecorationTypeSpelling)
         , location(0)
         , length(0)
-        , hash(0)
     {
     }
 
-    WebTextCheckingResult(WebTextDecorationType decoration, int location, int length, const WebString& replacement = WebString(), uint32_t hash = 0)
+    WebTextCheckingResult(WebTextDecorationType decoration, int location, int length, const WebString& replacement = WebString())
         : decoration(decoration)
         , location(location)
         , length(length)
         , replacement(replacement)
-        , hash(hash)
     {
     }
 
 #if BLINK_IMPLEMENTATION
     operator TextCheckingResult() const;
 #endif
 
     WebTextDecorationType decoration;
     int location;
     int length;
     WebString replacement;
-    uint32_t hash;
 };
 
 } // namespace blink
 
 #endif