Remove unneeded defines.

Mostly Q_DISABLE_COPY that were covered by the un-copy-ability of the
respective base classes. Includes a few "stylistic" whitespace changes.

Change-Id: I31ca0e7bada5ed0f34776976efe22ddc444a5bf2
Reviewed-on: http://codereview.qt.nokia.com/1609
Reviewed-by: hjk <qthjk@ovi.com>

src/libs/utils/filenamevalidatinglineedit.h

@@ -40,8 +40,8 @@ namespace Utils {
 class QTCREATOR_UTILS_EXPORT FileNameValidatingLineEdit : public BaseValidatingLineEdit
 {
     Q_OBJECT
-    Q_DISABLE_COPY(FileNameValidatingLineEdit)
     Q_PROPERTY(bool allowDirectories READ allowDirectories WRITE setAllowDirectories)
+
 public:
     explicit FileNameValidatingLineEdit(QWidget *parent = 0);