Move TestType enum into constants...

...to avoid defining the enum in several places although almost
having the same meaning.
Additionally rename the values to ensure not to run in a name
clash at some point.

Change-Id: I0f23041b785c87efd3e7feebef855042595473f6
Reviewed-by: Niels Weber <niels.weber@theqtcompany.com>

plugins/autotest/autotestconstants.h

@@ -36,8 +36,18 @@ const char TASK_PARSE[]                 = "AutoTest.Task.Parse";
 const char UNNAMED_QUICKTESTS[]         = QT_TR_NOOP("<unnamed>");
 const char AUTOTEST_SETTINGS_CATEGORY[] = "ZY.Tests";
 
-} // namespace Autotest
 } // namespace Constants
 
+namespace Internal {
+
+enum TestType
+{
+    TestTypeQt,
+    TestTypeGTest
+};
+
+} // namespace Internal
+} // namespace Autotest
+
 #endif // AUTOTESTCONSTANTS_H