Remove all the indexeddb-related utility process code

content/utility/utility_thread_impl.h

Index: content/utility/utility_thread_impl.h
diff --git a/content/utility/utility_thread_impl.h b/content/utility/utility_thread_impl.h
index 45f7a8be17dee5d52296961ea62700cb3b5d85fd..3e7fd9c0238c63545eda9326b3eb02a33c50d1ff 100644
--- a/content/utility/utility_thread_impl.h
+++ b/content/utility/utility_thread_impl.h
@@ -17,9 +17,6 @@
 class FilePath;
 
 namespace content {
-class IndexedDBKey;
-class IndexedDBKeyPath;
-class SerializedScriptValue;
 class WebKitPlatformSupportImpl;
 }
 
@@ -42,14 +39,6 @@ class UtilityThreadImpl : public content::UtilityThread,
   virtual bool OnControlMessageReceived(const IPC::Message& msg) OVERRIDE;
 
   // IPC message handlers.
-  void OnIDBKeysFromValuesAndKeyPath(
-      int id,
-      const std::vector<content::SerializedScriptValue>&
-          serialized_script_values,
-      const content::IndexedDBKeyPath& idb_key_path);
-  void OnInjectIDBKey(const content::IndexedDBKey& key,
-                      const content::SerializedScriptValue& value,
-                      const content::IndexedDBKeyPath& key_path);
   void OnBatchModeStarted();
   void OnBatchModeFinished();