initialize fShapeCount in init()

git-svn-id: http://skia.googlecode.com/svn/trunk@252 2bbb7eff-a529-9590-31e7-b0007b416f81

src/core/SkPicturePlayback.cpp

@@ -227,7 +227,7 @@ void SkPicturePlayback::init() {
     fShapes = NULL;
     fRegions = NULL;
     fBitmapCount = fMatrixCount = fPaintCount = fPictureCount = 
-    fRegionCount = 0;
+    fRegionCount = fShapeCount = 0;
     
     fFactoryPlayback = NULL;
 }