use a DisplayDriverPainter version if config says so

git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@12055 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/servers/app/Desktop.cpp

@@ -44,6 +44,7 @@
 #include "AccelerantDriver.h"
 #include "ViewDriver.h"
 #include "DirectDriver.h"
+#include "DisplayDriverPainter.h"
 
 //#define DEBUG_DESKTOP
 
@@ -93,6 +94,7 @@ void Desktop::Init(void)
 				AddDriver(driver);
 				initDrivers = false;
 			}
+			break;
 		}
 		case DIRECTDRIVER:
 		{
@@ -101,6 +103,13 @@ void Desktop::Init(void)
 			AddDriver(driver);
 			break;
 		}
+		case PAINTERDRIVER:
+		{
+			// It would be nice to have this for the default testing driver. Someday....
+			driver = new DisplayDriverPainter();
+			AddDriver(driver);
+			break;
+		}
 		default:
 		{
 			// It would be nice to not ever need this again....