AutoTest: Add some gtest related settings

This patch enables execution of disabled tests, repetition of
test runs and shuffling of test sets.

Change-Id: I3668afde5766d18acdf1afb7edd913655b13a76c
Reviewed-by: David Schulz <david.schulz@theqtcompany.com>
Reviewed-by: Leena Miettinen <riitta-leena.miettinen@theqtcompany.com>

src/plugins/autotest/testsettings.h

@@ -52,12 +52,17 @@ struct TestSettings
     static QString metricsTypeToOption(const MetricsType type);
 
     int timeout;
+    int gtestIterations;
+    int gtestSeed;
     MetricsType metrics;
     bool omitInternalMssg;
     bool omitRunConfigWarn;
     bool limitResultOutput;
     bool autoScroll;
     bool alwaysParse;
+    bool gtestRunDisabled;
+    bool gtestShuffle;
+    bool gtestRepeat;
 };
 
 inline bool operator==(const TestSettings &s1, const TestSettings &s2) { return s1.equals(s2); }