diff -r 433cbbb6a04b -r 10534483575f uiacceltk/hitchcock/coretoolkit/src/huicanvaswsbitgc.cpp
--- a/uiacceltk/hitchcock/coretoolkit/src/huicanvaswsbitgc.cpp	Fri Mar 12 15:47:04 2010 +0200
+++ b/uiacceltk/hitchcock/coretoolkit/src/huicanvaswsbitgc.cpp	Mon Mar 15 12:43:37 2010 +0200
@@ -205,3 +205,18 @@
     {
     return ETrue;
     }
+
+void CHuiCanvasWsBitGc::ClearCapturingBufferArea(const TRect& aRect)
+    {
+    if ( iCapturingBitGc )
+        {
+        TRgb clearColor = KRgbBlack;
+	    clearColor.SetAlpha(0x0);
+        
+	    iCapturingBitGc->SetDrawMode(CGraphicsContext::EDrawModeWriteAlpha);
+        iCapturingBitGc->SetPenColor(clearColor);
+        iCapturingBitGc->SetBrushColor(clearColor);
+        iCapturingBitGc->SetBrushStyle(CGraphicsContext::ESolidBrush);
+  	    iCapturingBitGc->Clear(aRect);
+        }
+    }