Fixing some warnings on Linux

samplecode/SampleUnitMapper.cpp

Index: samplecode/SampleUnitMapper.cpp
===================================================================
--- samplecode/SampleUnitMapper.cpp	(revision 8005)
+++ samplecode/SampleUnitMapper.cpp	(working copy)
@@ -141,7 +141,7 @@
         return -1;
     }
 
-    virtual SkView::Click* onFindClickHandler(SkScalar x, SkScalar y) {
+    virtual SkView::Click* onFindClickHandler(SkScalar x, SkScalar y, unsigned) {

[sugoi, 2013/03/06 16:14:59]

virtual function's signature did not fit base class' signature

         fDragIndex = hittest(x, y);
         return fDragIndex >= 0 ? new Click(this) : NULL;
     }