AutoTest: De-virtualize some properties

Mostly a matter of taste.

Change-Id: If4f329d7f73361ee312387d0aa48d26fc1d98ff0
Reviewed-by: Christian Stenger <christian.stenger@qt.io>

src/plugins/autotest/ctest/ctesttool.cpp

@@ -27,10 +27,12 @@ CTestTool &theCTestTool()
 }
 
 CTestTool::CTestTool()
-    : Autotest::ITestTool(false)
 {
+    setActive(false);
     setSettingsGroups("Autotest", "CTest");
     setAutoApply(false);
+    setName("CTest");
+    setDisplayName(Tr::tr("CTest"));
 
     setLayouter([this] {
         return Row { Form {
@@ -157,16 +159,6 @@ ITestTreeItem *CTestTool::createItemFromTestCaseInfo(const ProjectExplorer::Test
     return item;
 }
 
-const char *CTestTool::name() const
-{
-    return "CTest";
-}
-
-QString CTestTool::displayName() const
-{
-    return Tr::tr("CTest");
-}
-
 ITestTreeItem *CTestTool::createRootNode()
 {
     return new CTestTreeItem(this, displayName(), {}, ITestTreeItem::Root);