Dropped Incandescent white balance mode.

It's the same as Tungsten, was inittialy added by mistake.

Change-Id: Idf1d7be2f8d0969bba3480a8702034b7cabfdaef
Reviewed-on: http://codereview.qt.nokia.com/3563
Reviewed-by: Qt Sanity Bot <qt_sanity_bot@ovi.com>
Reviewed-by: Michael Goddard <michael.goddard@nokia.com>

src/multimediakit/qcameraimageprocessing.cpp

@@ -343,7 +343,6 @@ void QCameraImageProcessing::setDenoisingLevel(int level)
     \value WhiteBalanceShade        Shade white balance mode.
     \value WhiteBalanceTungsten     Tungsten white balance mode.
     \value WhiteBalanceFluorescent  Fluorescent white balance mode.
-    \value WhiteBalanceIncandescent Incandescent white balance mode.
     \value WhiteBalanceFlash        Flash white balance mode.
     \value WhiteBalanceSunset       Sunset white balance mode.
     \value WhiteBalanceVendor       Vendor defined white balance mode.

src/multimediakit/qcameraimageprocessing.h

@@ -71,9 +71,8 @@ public:
         WhiteBalanceShade = 4,
         WhiteBalanceTungsten = 5,
         WhiteBalanceFluorescent = 6,
-        WhiteBalanceIncandescent = 7,
-        WhiteBalanceFlash = 8,
-        WhiteBalanceSunset = 9,
+        WhiteBalanceFlash = 7,
+        WhiteBalanceSunset = 8,
         WhiteBalanceVendor = 1000
     };