6 files changed, 6 insertions, 0 deletions
diff --git a/app/sql/connection.h b/app/sql/connection.h
index 6927c89..b89fb1a 100644
--- a/app/sql/connection.h
+++ b/app/sql/connection.h
@@ -4,6 +4,7 @@
 
 #ifndef APP_SQL_CONNECTION_H_
 #define APP_SQL_CONNECTION_H_
+#pragma once
 
 #include <map>
 #include <set>
diff --git a/app/sql/diagnostic_error_delegate.h b/app/sql/diagnostic_error_delegate.h
index 0b0cc65..32f747f 100644
--- a/app/sql/diagnostic_error_delegate.h
+++ b/app/sql/diagnostic_error_delegate.h
@@ -4,6 +4,7 @@
 
 #ifndef APP_SQL_DIAGNOSTIC_ERROR_DELEGATE_H_
 #define APP_SQL_DIAGNOSTIC_ERROR_DELEGATE_H_
+#pragma once
 
 #include "app/sql/connection.h"
 #include "base/histogram.h"
diff --git a/app/sql/init_status.h b/app/sql/init_status.h
index ac70c7b..048c5e8 100644
--- a/app/sql/init_status.h
+++ b/app/sql/init_status.h
@@ -4,6 +4,7 @@
 
 #ifndef APP_SQL_INIT_STATUS_H_
 #define APP_SQL_INIT_STATUS_H_
+#pragma once
 
 namespace sql {
 
diff --git a/app/sql/meta_table.h b/app/sql/meta_table.h
index 26ad079..4b06337 100644
--- a/app/sql/meta_table.h
+++ b/app/sql/meta_table.h
@@ -4,6 +4,7 @@
 
 #ifndef APP_SQL_META_TABLE_H_
 #define APP_SQL_META_TABLE_H_
+#pragma once
 
 #include <string>
 
diff --git a/app/sql/statement.h b/app/sql/statement.h
index 0fbbfba..eaaac41 100644
--- a/app/sql/statement.h
+++ b/app/sql/statement.h
@@ -4,6 +4,7 @@
 
 #ifndef APP_SQL_STATEMENT_H_
 #define APP_SQL_STATEMENT_H_
+#pragma once
 
 #include <string>
 #include <vector>
diff --git a/app/sql/transaction.h b/app/sql/transaction.h
index 70741d1..c65ca8d 100644
--- a/app/sql/transaction.h
+++ b/app/sql/transaction.h
@@ -4,6 +4,7 @@
 
 #ifndef APP_SQL_TRANSACTION_H_
 #define APP_SQL_TRANSACTION_H_
+#pragma once
 
 #include "base/basictypes.h"