diff --git a/src/plugins/clangformat/clangformatutils.cpp b/src/plugins/clangformat/clangformatutils.cpp
index 00396e04a61..860ba6239de 100644
--- a/src/plugins/clangformat/clangformatutils.cpp
+++ b/src/plugins/clangformat/clangformatutils.cpp
@@ -307,12 +307,6 @@ QString configForFile(Utils::FilePath fileName)
     return configForFile(fileName, true);
 }
 
-Utils::FilePath assumedPathForConfig(const QString &configFile)
-{
-    Utils::FilePath fileName = Utils::FilePath::fromString(configFile);
-    return fileName.parentDir().pathAppended("test.cpp");
-}
-
 static clang::format::FormatStyle constructStyle(const QByteArray &baseStyle = QByteArray())
 {
     if (!baseStyle.isEmpty()) {
@@ -359,56 +353,6 @@ void createStyleFileIfNeeded(bool isGlobal)
     }
 }
 
-static QByteArray configBaseStyleName(const QString &configFile)
-{
-    if (configFile.isEmpty())
-        return QByteArray();
-
-    QFile config(configFile);
-    if (!config.open(QIODevice::ReadOnly))
-        return QByteArray();
-
-    const QByteArray content = config.readAll();
-    const char basedOnStyle[] = "BasedOnStyle:";
-    int basedOnStyleIndex = content.indexOf(basedOnStyle);
-    if (basedOnStyleIndex < 0)
-        return QByteArray();
-
-    basedOnStyleIndex += sizeof(basedOnStyle) - 1;
-    const int endOfLineIndex = content.indexOf('\n', basedOnStyleIndex);
-    return content
-        .mid(basedOnStyleIndex, endOfLineIndex < 0 ? -1 : endOfLineIndex - basedOnStyleIndex)
-        .trimmed();
-}
-
-static clang::format::FormatStyle styleForFile(Utils::FilePath fileName, bool checkForSettings)
-{
-    QString configFile = configForFile(fileName, checkForSettings);
-    if (configFile.isEmpty()) {
-        // If no configuration is found create a global one (if it does not yet exist) and use it.
-        createStyleFileIfNeeded(true);
-        configFile = globalPath().pathAppended(Constants::SETTINGS_FILE_NAME).toString();
-    }
-
-    fileName = assumedPathForConfig(configFile);
-    Expected<FormatStyle> style = format::getStyle("file",
-                                                   fileName.toString().toStdString(),
-                                                   "none");
-    if (style)
-        return *style;
-
-    handleAllErrors(style.takeError(), [](const ErrorInfoBase &) {
-        // do nothing
-    });
-
-    return constructStyle(configBaseStyleName(configFile));
-}
-
-clang::format::FormatStyle styleForFile(Utils::FilePath fileName)
-{
-    return styleForFile(fileName, true);
-}
-
 void addQtcStatementMacros(clang::format::FormatStyle &style)
 {
     static const std::vector<std::string> macros = {"Q_OBJECT",
@@ -458,26 +402,4 @@ std::string readFile(const QString &path)
 
     return settings;
 }
-
-std::string currentProjectConfigText()
-{
-    const QString configPath = projectPath().pathAppended(Constants::SETTINGS_FILE_NAME).toString();
-    return readFile(configPath);
-}
-
-std::string currentGlobalConfigText()
-{
-    const QString configPath = globalPath().pathAppended(Constants::SETTINGS_FILE_NAME).toString();
-    return readFile(configPath);
-}
-
-clang::format::FormatStyle currentProjectStyle()
-{
-    return styleForFile(projectPath().pathAppended(Constants::SAMPLE_FILE_NAME), false);
-}
-
-clang::format::FormatStyle currentGlobalStyle()
-{
-    return styleForFile(globalPath().pathAppended(Constants::SAMPLE_FILE_NAME), false);
-}
 } // namespace ClangFormat
diff --git a/src/plugins/clangformat/clangformatutils.h b/src/plugins/clangformat/clangformatutils.h
index 4668b11e9ef..5e8ac3d9bb6 100644
--- a/src/plugins/clangformat/clangformatutils.h
+++ b/src/plugins/clangformat/clangformatutils.h
@@ -23,11 +23,6 @@ void createStyleFileIfNeeded(bool isGlobal);
 
 QString currentProjectUniqueId();
 
-std::string currentProjectConfigText();
-std::string currentGlobalConfigText();
-
-clang::format::FormatStyle currentProjectStyle();
-clang::format::FormatStyle currentGlobalStyle();
 std::string readFile(const QString &path);
 
 bool getProjectUseGlobalSettings(const ProjectExplorer::Project *project);
@@ -41,7 +36,6 @@ ClangFormatSettings::Mode getCurrentIndentationOrFormattingSettings(const Utils:
 
 // Is the style from the matching .clang-format file or global one if it's not found.
 QString configForFile(Utils::FilePath fileName);
-clang::format::FormatStyle styleForFile(Utils::FilePath fileName);
 void saveStyleToFile(clang::format::FormatStyle style, Utils::FilePath filePath);
 
 void addQtcStatementMacros(clang::format::FormatStyle &style);