Update qbs submodule

To HEAD of 1.8 branch, and adapt to changed API.

Change-Id: Ie180b114726134a06dfefe9dc3a6dc27997f246c
Reviewed-by: Christian Kandeler <christian.kandeler@qt.io>

src/plugins/qbsprojectmanager/qbsnodes.cpp

@@ -232,8 +232,14 @@ static QList<ProjectExplorer::ProjectAction> supportedNodeActions(ProjectExplore
         return actions;
     if (managesFiles)
         actions << ProjectExplorer::AddNewFile << ProjectExplorer::AddExistingFile;
+
+    auto equalsNodeFilePath = [node](const QString &str)
+    {
+        return str == node->filePath().toString();
+    };
+
     if (node->nodeType() == ProjectExplorer::NodeType::File
-            && !project->qbsProject().buildSystemFiles().contains(node->filePath().toString())) {
+            && !Utils::contains(project->qbsProject().buildSystemFiles(), equalsNodeFilePath)) {
         actions << ProjectExplorer::RemoveFile << ProjectExplorer::Rename;
     }
     return actions;

src/plugins/qbsprojectmanager/qbsnodetreebuilder.cpp

@@ -169,9 +169,16 @@ QSet<QString> referencedBuildSystemFiles(const qbs::ProjectData &data)
 
 QStringList unreferencedBuildSystemFiles(const qbs::Project &p)
 {
-    return p.isValid()
+    QStringList result;
-            ? p.buildSystemFiles().subtract(referencedBuildSystemFiles(p.projectData())).toList()
+    if (!p.isValid())
-            : QStringList();
+        return result;
+
+    const std::set<QString> &available = p.buildSystemFiles();
+    const QSet<QString> &referenced = referencedBuildSystemFiles(p.projectData());
+    std::set_difference(available.begin(), available.end(), referenced.begin(), referenced.end(),
+                        std::back_inserter(result));
+
+    return result;
 }
 
 } // namespace

src/plugins/qbsprojectmanager/qbsproject.cpp

@@ -411,12 +411,20 @@ bool QbsProject::checkCancelStatus()
     return true;
 }
 
+static QSet<QString> toQStringSet(const std::set<QString> &src)
+{
+    QSet<QString> result;
+    result.reserve(src.size());
+    std::copy(src.begin(), src.end(), Utils::inserter(result));
+    return result;
+}
+
 void QbsProject::updateAfterParse()
 {
     qCDebug(qbsPmLog) << "Updating data after parse";
     OpTimer opTimer("updateAfterParse");
     updateProjectNodes();
-    updateDocuments(m_qbsProject.buildSystemFiles());
+    updateDocuments(toQStringSet(m_qbsProject.buildSystemFiles()));
     updateBuildTargetData();
     updateCppCodeModel();
     updateQmlJsCodeModel();