Valgrind: Callgrind log is not XML

XML is not supported at all for callgrind

Change-Id: I682f25451cfe3ab619efbf1af5627305a945fd17
Reviewed-by: hjk <hjk121@nokiamail.com>

src/plugins/valgrind/callgrindtool.cpp

@@ -938,9 +938,9 @@ void CallgrindToolPrivate::loadExternalXmlLogFile()
 {
     const QString filePath = QFileDialog::getOpenFileName(
                 Core::ICore::mainWindow(),
-                tr("Open Callgrind XML Log File"),
+                tr("Open Callgrind Log File"),
                 QString(),
-                tr("XML Files (*.xml);;All Files (*)"));
+                tr("Callgrind Output (callgrind.out*);;All Files (*)"));
     if (filePath.isEmpty())
         return;