spelling mutext->mutex

Change-Id: If844c07d0d50d1bb9b0a1877c0fde4a198bcf781

include/framework/undomanagerhelper.hxx

@@ -89,7 +89,7 @@ namespace framework
     /** helper class for implementing an XUndoManager
 
         Several of the methods of the class take an IMutexGuard instance. It is assumed that this guard has a lock on
-        its mutext at the moment the method is entered. The lock will be released before any notifications to the
+        its mutex at the moment the method is entered. The lock will be released before any notifications to the
         registered XUndoManagerListeners happen.
 
         The following locking strategy is used for this mutex:

sdext/source/presenter/PresenterTimer.cxx

@@ -236,7 +236,7 @@ void SAL_CALL TimerScheduler::run()
             break;
         }
 
-        // Restrict access to the maScheduledTasks member to one, mutext
+        // Restrict access to the maScheduledTasks member to one, mutex
         // guarded, block.
         SharedTimerTask pTask;
         sal_Int64 nDifference = 0;

sw/source/core/access/accdoc.hxx

@@ -35,7 +35,7 @@ class SwAccessibleDocumentBase : public SwAccessibleContext
 {
     css::uno::Reference< css::accessibility::XAccessible> mxParent;
 
-    VclPtr<vcl::Window> mpChildWin; // protected by solar mutext
+    VclPtr<vcl::Window> mpChildWin; // protected by solar mutex
 
     using SwAccessibleFrame::SetVisArea;