Core: Remove FileUtils::removeFile(QString)

Only used once, and there's an easily accessible removeFiles(FilePaths)
at hand.

Change-Id: I939298515f27cd34d08afa327ebe198bc30851a1
Reviewed-by: Eike Ziller <eike.ziller@qt.io>

src/plugins/coreplugin/fileutils.cpp

@@ -168,11 +168,6 @@ QString FileUtils::msgTerminalWithAction()
                         "Opens a submenu for choosing an environment, such as \"Run Environment\"");
 }
 
-void FileUtils::removeFile(const QString &filePath, bool deleteFromFS)
-{
-    removeFiles({FilePath::fromString(filePath)}, deleteFromFS);
-}
-
 void FileUtils::removeFiles(const FilePaths &filePaths, bool deleteFromFS)
 {
     // remove from version control

src/plugins/coreplugin/fileutils.h

@@ -51,7 +51,6 @@ struct CORE_EXPORT FileUtils
     static QString msgTerminalHereAction();
     static QString msgTerminalWithAction();
     // File operations aware of version control and file system case-insensitiveness
-    static void removeFile(const QString &filePath, bool deleteFromFS);
     static void removeFiles(const Utils::FilePaths &filePaths, bool deleteFromFS);
     static bool renameFile(const Utils::FilePath &from, const Utils::FilePath &to,
                            HandleIncludeGuards handleGuards = HandleIncludeGuards::No);

src/plugins/resourceeditor/qrceditor/resourcefile.cpp

@@ -1260,7 +1260,8 @@ EntryBackup * RelativeResourceModel::removeEntry(const QModelIndex &index)
         Utils::RemoveFileDialog removeFileDialog(fileNameBackup, Core::ICore::dialogParent());
         if (removeFileDialog.exec() == QDialog::Accepted) {
             deleteItem(index);
-            Core::FileUtils::removeFile(fileNameBackup, removeFileDialog.isDeleteFileChecked());
+            Core::FileUtils::removeFiles({Utils::FilePath::fromString(fileNameBackup)},
+                                         removeFileDialog.isDeleteFileChecked());
             return new FileEntryBackup(*this, prefixIndex.row(), index.row(), fileNameBackup, aliasBackup);
         }
         return nullptr;