analyzer: more verbosity in the tool description

Change-Id: Ie259c78710c9e926f75595a7c22195efb7036532
Reviewed-on: http://codereview.qt.nokia.com/856
Reviewed-by: hjk <qthjk@ovi.com>

src/plugins/valgrind/callgrindtool.cpp

@@ -521,7 +521,13 @@ QString CallgrindTool::id() const
 
 QString CallgrindTool::displayName() const
 {
-    return tr("Profile");
+    return tr("Valgrind Function Profile");
+}
+
+QString CallgrindTool::description() const
+{
+    return tr("Valgrind Profile uses the \"callgrind\" tool to "
+              "record function calls when a program runs.");
 }
 
 IAnalyzerTool::ToolMode CallgrindTool::mode() const