Add OVERRIDE to chrome/browser/sync/.

chrome/browser/sync/glue/extension_data_type_controller.h

Index: chrome/browser/sync/glue/extension_data_type_controller.h
diff --git a/chrome/browser/sync/glue/extension_data_type_controller.h b/chrome/browser/sync/glue/extension_data_type_controller.h
index 61c30aa5ce8ab6ef501afd24164ab2f425cf64b4..0ce5fe59539e41743d5adb2c976a175358bb7807 100644
--- a/chrome/browser/sync/glue/extension_data_type_controller.h
+++ b/chrome/browser/sync/glue/extension_data_type_controller.h
@@ -8,6 +8,7 @@
 
 #include <string>
 
+#include "base/compiler_specific.h"
 #include "chrome/browser/sync/glue/generic_change_processor.h"
 #include "chrome/browser/sync/glue/frontend_data_type_controller.h"
 
@@ -22,20 +23,20 @@ class ExtensionDataTypeController : public FrontendDataTypeController {
   virtual ~ExtensionDataTypeController();
 
   // DataTypeController implementation.
-  virtual syncable::ModelType type() const;
+  virtual syncable::ModelType type() const OVERRIDE;
 
  protected:
   virtual GenericChangeProcessor* change_processor() const OVERRIDE;
 
  private:
   // DataTypeController implementations.
-  virtual bool StartModels();
-  virtual void CreateSyncComponents();
+  virtual bool StartModels() OVERRIDE;
+  virtual void CreateSyncComponents() OVERRIDE;
   virtual void RecordUnrecoverableError(
       const tracked_objects::Location& from_here,
-      const std::string& message);
-  virtual void RecordAssociationTime(base::TimeDelta time);
-  virtual void RecordStartFailure(StartResult result);
+      const std::string& message) OVERRIDE;
+  virtual void RecordAssociationTime(base::TimeDelta time) OVERRIDE;
+  virtual void RecordStartFailure(StartResult result) OVERRIDE;
 
   scoped_ptr<GenericChangeProcessor> generic_change_processor_;