use button text for normal text, preserves theme compatibility with prior releases

svn path=/trunk/KDE/kdelibs/; revision=1191136

widgets/lineedit.cpp

@@ -42,6 +42,7 @@ public:
     LineEditPrivate(LineEdit *lineEdit)
         : ThemedWidgetInterface<LineEdit>(lineEdit)
     {
+        buttonColorForText = true;
     }
 
     ~LineEditPrivate()

widgets/spinbox.cpp

@@ -43,6 +43,7 @@ public:
         : ThemedWidgetInterface<SpinBox>(spinBox),
           focusIndicator(0)
     {
+        buttonColorForText = true;
     }
 
     ~SpinBoxPrivate()