Fix mem leak (delete kshellprocess)

if(bla) delete bla; => delete bla;

svn path=/trunk/kdegraphics/kdvi/; revision=269095

dviwin.cpp

@@ -160,7 +160,7 @@ dviWindow::~dviWindow()
   delete PS_interface;
   delete dviFile;
   delete font_pool;
-
+  delete proc;
   // Don't delete the export printer. This is owned by the
   // kdvi_multipage.
   export_printer = 0;

dviwin_export.cpp

@@ -435,10 +435,8 @@ void dviWindow::editorCommand_terminated(KProcess *sproc)
 
 void dviWindow::abortExternalProgramm(void)
 {
-  if (proc != 0) {
     delete proc; // Deleting the KProcess kills the child.
     proc = 0;
-  }
 
   if (export_tmpFileName.isEmpty() != true) {
     unlink(QFile::encodeName(export_tmpFileName)); // That should delete the file.

fontpool.cpp

@@ -128,9 +128,8 @@ fontPool::~fontPool(void)
   if (FreeType_could_be_loaded == true)
     FT_Done_FreeType( FreeType_library );
 #endif
-
-  if (progress)
-    delete progress;
+  delete proc;
+  delete progress;
 }