diff --git a/src/libs/utils/qtcprocess.cpp b/src/libs/utils/qtcprocess.cpp
index 45362d1ed71..0e3ce98907e 100644
--- a/src/libs/utils/qtcprocess.cpp
+++ b/src/libs/utils/qtcprocess.cpp
@@ -1315,10 +1315,7 @@ static bool askToKill(const QString &command)
 // occurs on stderr/stdout as opposed to waitForFinished()). Returns false if a timeout
 // occurs. Checking of the process' exit state/code still has to be done.
 
-bool QtcProcess::readDataFromProcess(int timeoutS,
-                                     QByteArray *stdOut,
-                                     QByteArray *stdErr,
-                                     bool showTimeOutMessageBox)
+bool QtcProcess::readDataFromProcess(int timeoutS, QByteArray *stdOut, QByteArray *stdErr)
 {
     enum { syncDebug = 0 };
     if (syncDebug)
@@ -1351,7 +1348,7 @@ bool QtcProcess::readDataFromProcess(int timeoutS,
         }
         // Prompt user, pretend we have data if says 'No'.
         const bool hang = !hasData && !finished;
-        hasData = hang && showTimeOutMessageBox && !askToKill(d->m_setup.m_commandLine.executable().path());
+        hasData = hang && !askToKill(d->m_setup.m_commandLine.executable().path());
     } while (hasData && !finished);
     if (syncDebug)
         qDebug() << "<readDataFromProcess" << finished;
diff --git a/src/libs/utils/qtcprocess.h b/src/libs/utils/qtcprocess.h
index 5dc24ee0046..28d17bbc0f0 100644
--- a/src/libs/utils/qtcprocess.h
+++ b/src/libs/utils/qtcprocess.h
@@ -175,8 +175,7 @@ public:
     void setStdErrCallback(const std::function<void(const QString &)> &callback);
     void setStdErrLineCallback(const std::function<void(const QString &)> &callback);
 
-    bool readDataFromProcess(int timeoutS, QByteArray *stdOut, QByteArray *stdErr,
-                             bool showTimeOutMessageBox);
+    bool readDataFromProcess(int timeoutS, QByteArray *stdOut, QByteArray *stdErr);
 
     ProcessResult result() const;
     void setResult(const ProcessResult &result);
diff --git a/src/plugins/android/androidqmlpreviewworker.cpp b/src/plugins/android/androidqmlpreviewworker.cpp
index e43654d4c8d..d720260bca5 100644
--- a/src/plugins/android/androidqmlpreviewworker.cpp
+++ b/src/plugins/android/androidqmlpreviewworker.cpp
@@ -362,7 +362,7 @@ FilePath AndroidQmlPreviewWorker::createQmlrcFile(const FilePath &workFolder,
         }
         QByteArray stdOut;
         QByteArray stdErr;
-        if (!rccProcess.readDataFromProcess(30, &stdOut, &stdErr, true)) {
+        if (!rccProcess.readDataFromProcess(30, &stdOut, &stdErr)) {
             rccProcess.stop();
             rccProcess.waitForFinished();
             appendMessage(tr("A timeout occurred running \"%1\"").
diff --git a/src/plugins/coreplugin/patchtool.cpp b/src/plugins/coreplugin/patchtool.cpp
index d26fcba6c08..2bb8b72df4c 100644
--- a/src/plugins/coreplugin/patchtool.cpp
+++ b/src/plugins/coreplugin/patchtool.cpp
@@ -111,7 +111,7 @@ static bool runPatchHelper(const QByteArray &input, const FilePath &workingDirec
 
     QByteArray stdOut;
     QByteArray stdErr;
-    if (!patchProcess.readDataFromProcess(30, &stdOut, &stdErr, true)) {
+    if (!patchProcess.readDataFromProcess(30, &stdOut, &stdErr)) {
         patchProcess.stop();
         patchProcess.waitForFinished();
         MessageManager::writeFlashing(
diff --git a/src/plugins/perforce/perforceplugin.cpp b/src/plugins/perforce/perforceplugin.cpp
index 84ecf557214..cbdcc154285 100644
--- a/src/plugins/perforce/perforceplugin.cpp
+++ b/src/plugins/perforce/perforceplugin.cpp
@@ -1328,7 +1328,7 @@ PerforceResponse PerforcePluginPrivate::fullySynchronousProcess(const FilePath &
     QByteArray stdOut;
     QByteArray stdErr;
     const int timeOutS = (flags & LongTimeOut) ? m_settings.longTimeOutS() : m_settings.timeOutS.value();
-    if (!process.readDataFromProcess(timeOutS, &stdOut, &stdErr, true)) {
+    if (!process.readDataFromProcess(timeOutS, &stdOut, &stdErr)) {
         process.stop();
         process.waitForFinished();
         response.error = true;
diff --git a/src/plugins/qmldesigner/generateresource.cpp b/src/plugins/qmldesigner/generateresource.cpp
index 2233538196f..f8145b2a54a 100644
--- a/src/plugins/qmldesigner/generateresource.cpp
+++ b/src/plugins/qmldesigner/generateresource.cpp
@@ -254,7 +254,7 @@ void GenerateResource::generateMenuEntry(QObject *parent)
             }
             QByteArray stdOut;
             QByteArray stdErr;
-            if (!rccProcess.readDataFromProcess(30, &stdOut, &stdErr, true)) {
+            if (!rccProcess.readDataFromProcess(30, &stdOut, &stdErr)) {
                 Core::MessageManager::writeDisrupting(
                     QCoreApplication::translate("QmlDesigner::GenerateResource",
                                                 "A timeout occurred running \"%1\"")
@@ -413,7 +413,7 @@ void GenerateResource::generateMenuEntry(QObject *parent)
                 }
                 QByteArray stdOut;
                 QByteArray stdErr;
-                if (!rccProcess.readDataFromProcess(30, &stdOut, &stdErr, true)) {
+                if (!rccProcess.readDataFromProcess(30, &stdOut, &stdErr)) {
                     Core::MessageManager::writeDisrupting(
                         QCoreApplication::translate("QmlDesigner::GenerateResource",
                                                 "A timeout occurred running \"%1\"")
@@ -542,7 +542,7 @@ void GenerateResource::generateMenuEntry(QObject *parent)
             }
             QByteArray stdOut;
             QByteArray stdErr;
-            if (!rccProcess.readDataFromProcess(30, &stdOut, &stdErr, true)) {
+            if (!rccProcess.readDataFromProcess(30, &stdOut, &stdErr)) {
                 Core::MessageManager::writeDisrupting(
                     QCoreApplication::translate("QmlDesigner::GenerateResource",
                                                 "A timeout occurred running \"%1\"")