diff --git a/src/libs/utils/qtcprocess.cpp b/src/libs/utils/qtcprocess.cpp
index 1b794286fa2..b7499e1ca2e 100644
--- a/src/libs/utils/qtcprocess.cpp
+++ b/src/libs/utils/qtcprocess.cpp
@@ -1240,23 +1240,6 @@ void QtcProcess::close()
         d->m_process->close();
 }
 
-void QtcProcess::beginFeed()
-{
-    d->clearForRun();
-}
-
-void QtcProcess::endFeed()
-{
-    d->handleFinished(0, QProcess::NormalExit);
-}
-
-void QtcProcess::feedStdOut(const QByteArray &data)
-{
-    d->m_stdOut.append(data);
-    d->m_hangTimerCount = 0;
-    emit readyReadStandardOutput();
-}
-
 QString QtcProcess::locateBinary(const QString &binary)
 {
     const QByteArray path = qgetenv("PATH");
diff --git a/src/libs/utils/qtcprocess.h b/src/libs/utils/qtcprocess.h
index f4d26ee88e9..cdcf116109c 100644
--- a/src/libs/utils/qtcprocess.h
+++ b/src/libs/utils/qtcprocess.h
@@ -210,11 +210,6 @@ private:
 
     friend class Internal::QtcProcessPrivate;
     Internal::QtcProcessPrivate *d = nullptr;
-
-    friend tst_QtcProcess;
-    void beginFeed();
-    void feedStdOut(const QByteArray &data);
-    void endFeed();
 };
 
 class DeviceProcessHooks
diff --git a/tests/auto/utils/qtcprocess/tst_qtcprocess.cpp b/tests/auto/utils/qtcprocess/tst_qtcprocess.cpp
index 449b2e16b8f..1da9a30769a 100644
--- a/tests/auto/utils/qtcprocess/tst_qtcprocess.cpp
+++ b/tests/auto/utils/qtcprocess/tst_qtcprocess.cpp
@@ -150,7 +150,6 @@ private slots:
     void runBlockingStdOut_data();
     void runBlockingStdOut();
     void lineCallback();
-    void lineCallbackIntern();
     void waitForStartedAndFinished();
     void notRunningAfterStartingNonExistingProgram();
     void channelForwarding_data();
@@ -964,27 +963,6 @@ void tst_QtcProcess::lineCallback()
     QCOMPARE(lineNumber, lines.size());
 }
 
-void tst_QtcProcess::lineCallbackIntern()
-{
-    TestProcess process;
-    QStringList lines = QString(s_lineCallbackData).split('|');
-    int lineNumber = 0;
-    process.setStdOutLineCallback([lines, &lineNumber](const QString &actual) {
-        QString expected = lines.at(lineNumber);
-        expected.replace("\r\n", "\n");
-        // Omit some initial lines generated by Qt, e.g.
-        // Warning: Ignoring WAYLAND_DISPLAY on Gnome. Use QT_QPA_PLATFORM=wayland to run on Wayland anyway.
-        if (lineNumber == 0 && actual != expected)
-            return;
-        ++lineNumber;
-        QCOMPARE(actual, expected);
-    });
-    process.beginFeed();
-    process.feedStdOut(QByteArray(s_lineCallbackData).replace('|', ""));
-    process.endFeed();
-    QCOMPARE(lineNumber, lines.size());
-}
-
 void tst_QtcProcess::waitForStartedAndFinished()
 {
     SubProcessConfig subConfig(ProcessTestApp::SimpleTest::envVar(), {});