Enable display rotation, magnifier in unified desktop mode

ash/test/display_manager_test_api.h

Index: ash/test/display_manager_test_api.h
diff --git a/ash/test/display_manager_test_api.h b/ash/test/display_manager_test_api.h
index 12aa335914df0eb0967bfc4d9bbcd32b08dad469..afbfd43118d9da136cea1039978879d9024d5940 100644
--- a/ash/test/display_manager_test_api.h
+++ b/ash/test/display_manager_test_api.h
@@ -8,7 +8,6 @@
 #include <string>
 #include <vector>
 
-#include "ash/display/display_manager.h"
 #include "base/basictypes.h"
 #include "ui/display/types/display_constants.h"
 
@@ -23,6 +22,8 @@ class EventGenerator;
 }
 
 namespace ash {
+class DisplayManager;
+
 namespace test {
 
 class DisplayManagerTestApi {
@@ -57,9 +58,6 @@ class DisplayManagerTestApi {
       int64 display_id,
       const std::vector<ui::ColorCalibrationProfile>& profiles);
 
-  // Sets the default multi display mode.
-  void SetDefaultMultiDisplayMode(DisplayManager::MultiDisplayMode mode);
-
  private:
   DisplayManager* display_manager_;  // not owned