Reverts debugging code added in hopes of tracking crash. This also

chrome/common/json_pref_store.h

Index: chrome/common/json_pref_store.h
diff --git a/chrome/common/json_pref_store.h b/chrome/common/json_pref_store.h
index 3cbd3520bdb676276b08eda23033fa761ac0e575..b94030d806878bfedf8fa600ade4dae4f4175d28 100644
--- a/chrome/common/json_pref_store.h
+++ b/chrome/common/json_pref_store.h
@@ -42,19 +42,17 @@ class JsonPrefStore : public PersistentPrefStore,
 
   // PersistentPrefStore overrides:
   virtual ReadResult GetMutableValue(const std::string& key,
-                                     base::Value** result) OVERRIDE;
-  virtual void SetValue(const std::string& key, base::Value* value) OVERRIDE;
-  virtual void SetValueSilently(const std::string& key,
-                                base::Value* value) OVERRIDE;
-  virtual void RemoveValue(const std::string& key) OVERRIDE;
-  virtual bool ReadOnly() const OVERRIDE;
-  virtual PrefReadError ReadPrefs() OVERRIDE;
-  virtual void ReadPrefsAsync(ReadErrorDelegate* error_delegate) OVERRIDE;
-  virtual bool WritePrefs() OVERRIDE;
-  virtual void ScheduleWritePrefs() OVERRIDE;
-  virtual void CommitPendingWrite() OVERRIDE;
-  virtual void ReportValueChanged(const std::string& key) OVERRIDE;
-  virtual void CheckIfValueDestroyed(const std::string& key) OVERRIDE;
+                                     base::Value** result);
+  virtual void SetValue(const std::string& key, base::Value* value);
+  virtual void SetValueSilently(const std::string& key, base::Value* value);
+  virtual void RemoveValue(const std::string& key);
+  virtual bool ReadOnly() const;
+  virtual PrefReadError ReadPrefs();
+  virtual void ReadPrefsAsync(ReadErrorDelegate* error_delegate);
+  virtual bool WritePrefs();
+  virtual void ScheduleWritePrefs();
+  virtual void CommitPendingWrite();
+  virtual void ReportValueChanged(const std::string& key);
 
   // This method is called after JSON file has been read. Method takes
   // ownership of the |value| pointer. Note, this method is used with
@@ -63,24 +61,9 @@ class JsonPrefStore : public PersistentPrefStore,
   void OnFileRead(base::Value* value_owned, PrefReadError error, bool no_dir);
 
  private:
-  enum SetValueType {
-    // Indicates observers should be notified of the change.
-    SET_VALUE_NOTIFY,
-
-    // Indicates observers should not be notified of the change.
-    SET_VALUE_DONT_NOTIFY
-  };
-
   // ImportantFileWriter::DataSerializer overrides:
   virtual bool SerializeData(std::string* output);
 
-  // Implementation of SetValue.
-  void SetValueImpl(const std::string& key,
-                    base::Value* value,
-                    SetValueType type);
-
-  static void ResetCheckIfValueDestroyed(base::Value* value);
-
   FilePath path_;
   scoped_refptr<base::MessageLoopProxy> file_message_loop_proxy_;