diff --git a/src/libs/utils/buildablehelperlibrary.cpp b/src/libs/utils/buildablehelperlibrary.cpp
index de41c8bfa18..7eedba4368d 100644
--- a/src/libs/utils/buildablehelperlibrary.cpp
+++ b/src/libs/utils/buildablehelperlibrary.cpp
@@ -190,173 +190,4 @@ QStringList BuildableHelperLibrary::possibleQMakeCommands()
     return commands;
 }
 
-// Helper: Run a build process with merged stdout/stderr
-static inline bool runBuildProcessI(QtcProcess &proc,
-                                    int timeoutS,
-                                    bool ignoreNonNullExitCode,
-                                    QString *output, QString *errorMessage)
-{
-    proc.start();
-    if (!proc.waitForStarted()) {
-        *errorMessage = QCoreApplication::translate("ProjectExplorer::BuildableHelperLibrary",
-                                                    "Cannot start process: %1").
-                                                    arg(proc.errorString());
-        return false;
-    }
-    // Read stdout/err and check for timeouts
-    QByteArray stdOut;
-    QByteArray stdErr;
-    if (!proc.readDataFromProcess(timeoutS, &stdOut, &stdErr, false)) {
-        *errorMessage = QCoreApplication::translate("ProjectExplorer::BuildableHelperLibrary",
-                                                    "Timeout after %1 s.").
-                                                    arg(timeoutS);
-        proc.stopProcess();
-        return false;
-    }
-    if (proc.exitStatus() != QProcess::NormalExit) {
-        *errorMessage = QCoreApplication::translate("ProjectExplorer::BuildableHelperLibrary",
-                                                    "The process crashed.");
-        return false;
-    }
-    const QString stdOutS = QString::fromLocal8Bit(stdOut);
-    if (!ignoreNonNullExitCode && proc.exitCode() != 0) {
-            *errorMessage = QCoreApplication::translate("ProjectExplorer::BuildableHelperLibrary",
-                                                        "The process returned exit code %1:\n%2").
-                                                         arg(proc.exitCode()).arg(stdOutS);
-        return false;
-    }
-    output->append(stdOutS);
-    return true;
-}
-
-// Run a build process with merged stdout/stderr and qWarn about errors.
-static bool runBuildProcess(QtcProcess &proc,
-                            const FilePath &binary,
-                            const QStringList &args,
-                            int timeoutS,
-                            bool ignoreNonNullExitCode,
-                            QString *output, QString *errorMessage)
-{
-    proc.setCommand({binary, args});
-    const bool rc = runBuildProcessI(proc, timeoutS, ignoreNonNullExitCode, output, errorMessage);
-    if (!rc) {
-        // Fail - reformat error.
-        QString cmd = binary.toString();
-        if (!args.isEmpty()) {
-            cmd += QLatin1Char(' ');
-            cmd += args.join(QLatin1Char(' '));
-        }
-        *errorMessage =
-                QCoreApplication::translate("ProjectExplorer::BuildableHelperLibrary",
-                                            "Error running \"%1\" in %2: %3").
-                                            arg(cmd, proc.workingDirectory().toUserOutput(),
-                                                *errorMessage);
-        qWarning("%s", qPrintable(*errorMessage));
-    }
-    return rc;
-}
-
-
-bool BuildableHelperLibrary::buildHelper(const BuildHelperArguments &arguments,
-                                         QString *log, QString *errorMessage)
-{
-    const QChar newline = QLatin1Char('\n');
-    // Setup process
-    QtcProcess proc;
-    proc.setEnvironment(arguments.environment);
-    proc.setWorkingDirectory(arguments.directory);
-    proc.setProcessChannelMode(QProcess::MergedChannels);
-
-    log->append(tr("Building helper \"%1\" in %2\n").arg(arguments.helperName, arguments.directory));
-    log->append(newline);
-
-    const FilePath makeFullPath = arguments.environment.searchInPath(arguments.makeCommand);
-    if (QFileInfo::exists(arguments.directory + QLatin1String("/Makefile"))) {
-        if (makeFullPath.isEmpty()) {
-            *errorMessage = tr("%1 not found in PATH\n").arg(arguments.makeCommand);
-            return false;
-        }
-        const QString cleanTarget = QLatin1String("distclean");
-        log->append(tr("Running %1 %2...\n").arg(makeFullPath.toUserOutput(), cleanTarget));
-        if (!runBuildProcess(proc, makeFullPath, QStringList(cleanTarget), 30, true, log, errorMessage))
-            return false;
-    }
-    QStringList qmakeArgs;
-    if (!arguments.targetMode.isEmpty())
-        qmakeArgs << arguments.targetMode;
-    if (!arguments.mkspec.isEmpty())
-        qmakeArgs << QLatin1String("-spec") << arguments.mkspec.toUserOutput();
-    qmakeArgs << arguments.proFilename;
-    qmakeArgs << arguments.qmakeArguments;
-
-    log->append(newline);
-    log->append(tr("Running %1 %2 ...\n").arg(arguments.qmakeCommand.toUserOutput(),
-                                              qmakeArgs.join(' ')));
-
-    if (!runBuildProcess(proc, arguments.qmakeCommand, qmakeArgs, 30, false, log, errorMessage))
-        return false;
-    log->append(newline);
-    if (makeFullPath.isEmpty()) {
-        *errorMessage = tr("%1 not found in PATH\n").arg(arguments.makeCommand);
-        return false;
-    }
-    log->append(tr("Running %1 %2 ...\n")
-                .arg(makeFullPath.toUserOutput(), arguments.makeArguments.join(QLatin1Char(' '))));
-    return runBuildProcess(proc, makeFullPath, arguments.makeArguments, 120, false, log, errorMessage);
-}
-
-bool BuildableHelperLibrary::getHelperFileInfoFor(const QStringList &validBinaryFilenames,
-                                                  const QString &directory, QFileInfo* info)
-{
-    if (!info)
-        return false;
-
-    for (const QString &binaryFilename : validBinaryFilenames) {
-        info->setFile(directory + binaryFilename);
-        if (info->exists())
-            return true;
-    }
-
-    return false;
-}
-
-QString BuildableHelperLibrary::byInstallDataHelper(const QString &sourcePath,
-                                                    const QStringList &sourceFileNames,
-                                                    const QStringList &installDirectories,
-                                                    const QStringList &validBinaryFilenames,
-                                                    bool acceptOutdatedHelper)
-{
-    // find the latest change to the sources
-    QDateTime sourcesModified;
-    if (!acceptOutdatedHelper) {
-        for (const QString &sourceFileName : sourceFileNames) {
-            const QDateTime fileModified = QFileInfo(sourcePath + sourceFileName).lastModified();
-            if (fileModified.isValid() && (!sourcesModified.isValid() || fileModified > sourcesModified))
-                sourcesModified = fileModified;
-        }
-    }
-
-    // We pretend that the lastmodified of dumper.cpp is 5 minutes before what
-    // the file system says because afer a installation from the package the
-    // modified dates of dumper.cpp and the actual library are close to each
-    // other, but not deterministic in one direction.
-    if (sourcesModified.isValid())
-        sourcesModified = sourcesModified.addSecs(-300);
-
-    // look for the newest helper library in the different locations
-    QString newestHelper;
-    QDateTime newestHelperModified = sourcesModified; // prevent using one that's older than the sources
-    QFileInfo fileInfo;
-    for (const QString &installDirectory : installDirectories) {
-        if (getHelperFileInfoFor(validBinaryFilenames, installDirectory, &fileInfo)) {
-            if (!newestHelperModified.isValid()
-                    || (fileInfo.lastModified() > newestHelperModified)) {
-                newestHelper = fileInfo.filePath();
-                newestHelperModified = fileInfo.lastModified();
-            }
-        }
-    }
-    return newestHelper;
-}
-
 } // namespace Utils
diff --git a/src/libs/utils/buildablehelperlibrary.h b/src/libs/utils/buildablehelperlibrary.h
index d6176b0913f..432ed27de36 100644
--- a/src/libs/utils/buildablehelperlibrary.h
+++ b/src/libs/utils/buildablehelperlibrary.h
@@ -26,9 +26,7 @@
 #pragma once
 
 #include "environment.h"
-#include "fileutils.h"
-
-QT_FORWARD_DECLARE_CLASS(QFileInfo)
+#include "filepath.h"
 
 namespace Utils {
 
@@ -48,33 +46,6 @@ public:
     // returns something like qmake4, qmake, qmake-qt4 or whatever distributions have chosen (used by QtVersion)
     static QStringList possibleQMakeCommands();
     static QString filterForQmakeFileDialog();
-
-    static QString byInstallDataHelper(const QString &sourcePath,
-                                       const QStringList &sourceFileNames,
-                                       const QStringList &installDirectories,
-                                       const QStringList &validBinaryFilenames,
-                                       bool acceptOutdatedHelper);
-
-    struct BuildHelperArguments {
-        QString helperName;
-        QString directory;
-        Environment environment;
-
-        FilePath qmakeCommand;
-        QString targetMode;
-        FilePath mkspec;
-        QString proFilename;
-        QStringList qmakeArguments;
-
-        QString makeCommand;
-        QStringList makeArguments;
-    };
-
-    static bool buildHelper(const BuildHelperArguments &arguments,
-                            QString *log, QString *errorMessage);
-
-    static bool getHelperFileInfoFor(const QStringList &validBinaryFilenames,
-                                     const QString &directory, QFileInfo* info);
 };
 
-}
+} // Utils