turn off the electron beam

Change-Id: I335fb6719f1d5a3f1c6f37a046fd1c2c4ed2bbc6
diff --git a/include/surfaceflinger/ISurfaceComposer.h b/include/surfaceflinger/ISurfaceComposer.h
index 6533600..1a1821c 100644
--- a/include/surfaceflinger/ISurfaceComposer.h
+++ b/include/surfaceflinger/ISurfaceComposer.h
@@ -118,6 +118,8 @@
             uint32_t* width, uint32_t* height, PixelFormat* format,
             uint32_t reqWidth, uint32_t reqHeight) = 0;
 
+    virtual status_t turnElectronBeamOff(int32_t mode) = 0;
+
     /* Signal surfaceflinger that there might be some work to do
      * This is an ASYNCHRONOUS call.
      */
@@ -142,7 +144,8 @@
         FREEZE_DISPLAY,
         UNFREEZE_DISPLAY,
         SIGNAL,
-        CAPTURE_SCREEN
+        CAPTURE_SCREEN,
+        TURN_ELECTRON_BEAM_OFF
     };
 
     virtual status_t    onTransact( uint32_t code,