diff --git a/src/plugins/projectexplorer/extracompiler.cpp b/src/plugins/projectexplorer/extracompiler.cpp
index 9edcd5d2953..e04e2dad7a6 100644
--- a/src/plugins/projectexplorer/extracompiler.cpp
+++ b/src/plugins/projectexplorer/extracompiler.cpp
@@ -134,14 +134,9 @@ void ExtraCompiler::forEachTarget(std::function<void (const FilePath &)> func)
         func(it.key());
 }
 
-void ExtraCompiler::setCompileTime(const QDateTime &time)
+void ExtraCompiler::updateCompileTime()
 {
-    d->compileTime = time;
-}
-
-QDateTime ExtraCompiler::compileTime() const
-{
-    return d->compileTime;
+    d->compileTime = QDateTime::currentDateTime();
 }
 
 QThreadPool *ExtraCompiler::extraCompilerThreadPool()
@@ -427,7 +422,7 @@ void ProcessExtraCompiler::cleanUp()
     for (auto it = data.constBegin(), end = data.constEnd(); it != end; ++it)
         setContent(it.key(), it.value());
 
-    setCompileTime(QDateTime::currentDateTime());
+    updateCompileTime();
 }
 
 } // namespace ProjectExplorer
diff --git a/src/plugins/projectexplorer/extracompiler.h b/src/plugins/projectexplorer/extracompiler.h
index f885c3b09c8..1c63c2c5752 100644
--- a/src/plugins/projectexplorer/extracompiler.h
+++ b/src/plugins/projectexplorer/extracompiler.h
@@ -45,19 +45,11 @@ public:
     const Project *project() const;
     Utils::FilePath source() const;
 
-    // You can set the contents from the outside. This is done if the file has been (re)created by
-    // the regular build process.
-    void setContent(const Utils::FilePath &file, const QByteArray &content);
     QByteArray content(const Utils::FilePath &file) const;
 
     Utils::FilePaths targets() const;
     void forEachTarget(std::function<void(const Utils::FilePath &)> func);
 
-    void setCompileTime(const QDateTime &time);
-    QDateTime compileTime() const;
-
-    static QThreadPool *extraCompilerThreadPool();
-
     virtual QFuture<FileNameToContentsHash> run() = 0;
     bool isDirty() const;
 
@@ -65,6 +57,9 @@ signals:
     void contentsChanged(const Utils::FilePath &file);
 
 protected:
+    static QThreadPool *extraCompilerThreadPool();
+    void setContent(const Utils::FilePath &file, const QByteArray &content);
+    void updateCompileTime();
     Utils::Environment buildEnvironment() const;
     void setCompileIssues(const Tasks &issues);